Question: What song recorded by Barbadian recording artist Rihanna was written by Corey Chorus?

full_context: Document 1: Kuk Harrell: Thaddis Laphonia "Kuk" Harrell is an American songwriter, vocal producer, arranger and engineer. He was a member of a songwriting–production team composed of himself, Christopher "Tricky" Stewart and Terius "The Dream" Nash. In 2011, Kuk Harrell and partner Tricky Stewart joined the ranks of Fox's "American Idol" along with music mogul Jimmy Iovine, producing many of the songs performed on television by the contestants and released via iTunes. 2011 marked the highly anticipated return of Jennifer Lopez and her album LOVE? in which Kuk served as Album Vocal Producer. Earning his fourth Grammy for the vocal production of Rihanna's No. 1 Billboard Single "Only Girl (In the World)", Harrell is also the vocal producer and co-writer of Rihanna's Grammy-winning single "Umbrella". A composer and engineer on Beyoncé's chart topping "Single Ladies (Put A Ring On It)" from the album "I Am... Sasha Fierce", he is also vocal producer and engineer of the Diane Warren-penned "I Was Here" from Beyoncé's 2011 album "4". He also produced the majority of the vocals on Mary J. Blige's Platinum album "Growing Pains", which recently won a Grammy for "Best Contemporary R&B Album", 2008. The first single from "Growing Pains", "Just Fine", earned a Grammy nomination for best R&B vocal performance in 2007.
Document 2: Corey Chorus: Corey Gibson, known professionally as Corey Chorus, is an American songwriter, record producer, vocal producer, sound engineer and publisher, known for having written songs such as Cheers (Drink to That) of Rihanna, Chica Bomb by Dan Balan, Made in the USA by Demi Lovato.
Document 3: Love the Way You Lie (Part II): "Love the Way You Lie (Part II)" is a song by Barbadian singer Rihanna from her fifth studio album "Loud" (2010). It features guest vocals from American rapper Eminem, who wrote the song alongside Skylar Grey and the producer Alex da Kid. It is the sequel to the 2010 hit single "Love the Way You Lie", which appears on Eminem's seventh studio album "Recovery". It received positive reviews from critics and was performed for at the American Music Awards of 2010 on November 21, 2010, as part of a medley with "What's My Name?" and "Only Girl (In the World)".
Document 4: Drink You Away: "Drink You Away" is a song recorded by American singer and songwriter Justin Timberlake for his fourth studio album, "The 20/20 Experience – 2 of 2" (2013). It was written and produced by Timberlake, Timothy "Timbaland" Mosley and Jerome "J-Roc" Harmon, with additional writing from James Fauntleroy. It was sent to US country radio stations on November 23, 2015 as the fourth and final single from the album. Musically, it was defined by critics as a multi-genre song including classic-rock, country-pop, gospel-blues and Memphis soul. Lyrically, on the track, Timberlake compares love to alcoholism while making references to several alcoholic brands including Jack Daniel's and Jim Beam. As of May 2016, the song has sold over 600,000 copies in the US.
Document 5: Loud (Rihanna album): Loud is the fifth studio album by Barbadian singer Rihanna. It was released on November 12, 2010, by Def Jam Recordings and SRP Records. It was recorded between February and August 2010, during the singer's Last Girl on Earth Tour and the filming of her first feature film "Battleship". Rihanna was the executive producer of "Loud" and worked with various record producers, including StarGate, Sandy Vee, The Runners, Tricky Stewart and Alex da Kid. The album features several guest vocalists, including rappers Drake, Nicki Minaj and Eminem, who is featured on the sequel to "Love the Way You Lie", titled "Love the Way You Lie (Part II)".
Document 6: Man Down (song): "Man Down" is a song by Barbadian singer Rihanna from her fifth studio album, "Loud" (2010). Singer Shontelle and production duo Rock City wrote the song with its main producer, Sham. They wrote it during a writing camp, in Los Angeles of March 2010, held by Rihanna's record label to gather compositions for possible inclusion on the then-untitled album. Rock City were inspired by Bob Marley's 1973 song "I Shot the Sheriff" and set out to create a song which embodied the same feel, but from a female perspective. "Man Down" is a reggae murder ballad which incorporates elements of ragga and electronic music. Lyrically, Rihanna is a fugitive after she shoots a man, an action she later regrets. Several critics singled out "Man Down" as "Loud"' s highlight, while others commented on her prominent West Indian accent and vocal agility.
Document 7: List of songs recorded by Rihanna: Barbadian singer Rihanna has recorded material for her eight studio albums and has collaborated with other artists for duets and featured songs on their respective albums and charity singles. After signing a record contract with the Def Jam Recordings in February 2005, Rihanna began to work with producers Carl Sturken and Evan Rogers, who co-wrote and co-produced 12 out of the 15 songs on her 2005 debut album, "Music of the Sun". Award-winning songwriter Diane Warren co-wrote the title track, while Grammy Award-winning singer-songwriter Deniece Williams co-wrote the song "Willing to Wait". Sturken and Rogers co-wrote and co-produced 9 songs out of 16 on Rihanna's 2006 album "A Girl like Me". The album's lead single "SOS" was written by Evan "Kidd" Bogart and J. R. Rotem. It contains a sped-up sample of "Tainted Love", written in 1965 by Ed Cobb, who was credited as a co-writer on "SOS".
Document 8: Dru Castro: Andrew Luis "Dru" Castro is a Grammy Award-winning recording engineer, producer and songwriter in Atlanta, Georgia. He has produced or engineered songs for artists such as Ciara, Keyshia Cole, Usher, R. Kelly, T-Pain, Trina, Jamie Foxx and India.Arie. Recently, Castro produced and wrote songs with the Grammy award winning singer/songwriter India.Arie on her recently released album "". Her 2006 album, "", for which Castro recorded and/or produced seven songs, debuted and peaked at number one on the "Billboard" 200 and the Top R&B/Hip-Hop Albums and was nominated for three Grammy Awards, including "Best R&B Album". To date Castro has worked on 12 Grammy nominated projects (4 have won the award) See Below. In 2010 Castro won a Grammy with India.Arie as a Producer/Engineer for Best Urban Alternative Performance on the song "Pearls".
Document 9: Cheerleader (song): "Cheerleader" is a song recorded by Jamaican singer Omi. The track was written and produced by OMI and Clifton Dillon, Mark Bradford, and Ryan Dillon. OMI first began developing the song in 2008, when he created its melody. It was refined over several years alongside famed Jamaican producer Clifton Dillon. It was first recorded with veteran session musicians Sly and Robbie and Dean Fraser. Released as a single on independent label Oufah, the song saw success in Jamaica, where it topped the charts, and also attracted airplay in Hawaii and Dubai. Ultra contacted two disc jockeys to produce remixed versions of the original song. The label and song's producers preferred one remix, produced by a young German DJ, Felix Jaehn, that eschewed much of the song's original instrumentation for a tropical-flavored deep house rendition, prominently featuring a trumpet, a conga beat, and piano. A remix extended play was released in May 2014 by Ultra, which began to first see commercial success that fall.
Document 10: Pour It Up: "Pour It Up" is a song by Barbadian recording artist Rihanna from her seventh studio album, "Unapologetic" (2012). It was serviced to urban radio stations in the United States on January 8, 2013, as the second US single, and third overall single from the album. It was later also sent to contemporary hit radio radios in the country. "Pour It Up" was co-written by Rock City and co-written and produced by Michael Williams and co-produced by J-Bo. It is a club and trap song with a minimal hip hop beat. Rihanna brags about her wealth, which serves as both a strip club anthem and a declaration of independence.
Document 11: Only Girl (In the World): "Only Girl (In the World)" is a song by Barbadian singer Rihanna from her fifth album, "Loud" (2010). The album's lead single, it was released on September 10. Crystal Johnson wrote the song in collaboration with producers Stargate and Sandy Vee. Rihanna contacted Stargate before "Loud"'s production and asked them to create lively, uptempo music. "Only Girl (In the World)" was the first song composed for the album, and the singer decided to include it on the track list before she recorded her vocals. Backed by strong bass and synthesizer, it is a eurodance song that incorporates elements of hi-NRG, rave and R&B in its composition. In its lyrics, Rihanna demands physical attention from her lover.
Document 12: Cheers (Drink to That): "Cheers (Drink to That)" is a song recorded by Barbadian recording artist Rihanna, from her fifth studio album, "Loud" (2010). The song impacted US mainstream and rhythmic radio on August 2, 2011, as the seventh and final single released from "Loud". The song was written by Andrew Harr, Jermaine Jackson, Stacy Barthe, LP, Corey Gibson, Chris Ivery, Lauren Christy, Graham Edwards, Avril Lavigne and Scott Spock, while production of the song was completed by Harr and Jackson under their stage name, The Runners. The song also contains samples from Lavigne's song "I'm with You", which is featured on her debut album "Let Go" (2002). Lyrically, "Cheers (Drink to That)" is a party-drinking song, with multiple references to drinking alcohol, including Jameson Irish Whiskey.
Document 13: Rock City discography: The discography of Rock City (also known as R. City and Planet VI)—a songwriting and record production duo from Saint Thomas, U.S. Virgin Islands—consists of one studio album, 16 mixtapes, eight singles (including four as a featured artist) and 21 music videos. Rock City is primarily known for their songwriting and production, having written or produced songs such as "Pour It Up" by Rihanna, "Replay" by Iyaz, "Bow Down/I Been On" by Beyoncé and "We Can't Stop" by Miley Cyrus. Many albums that Rock City has contributed to have won or been nominated for Grammy Awards. For instance, the duo wrote "If This Isn't Love" on Jennifer Hudson's Grammy Award-winning self-titled album.
Document 14: Chris Gehringer: Chris Gehringer (born September May, 27th, 1962, Teaneck, NJ) is an American mastering engineer, known for having mastered many recordings including Rihanna's "Loud", Lady Gaga’s "Born this Way" and Robin Thicke's "Blurred Lines".
Document 15: Chris DeStefano: Christopher Michael "Chris" DeStefano is a Grammy Award Winning American singer/songwriter, record producer and multi instrumentalist, raised in Mt. Laurel, New Jersey and currently residing in Nashville, Tennessee. As a songwriter, he has multiple #1 songs with artists Carrie Underwood (“Good Girl”, "Little Toy Guns"), Billy Currington (“Hey Girl”), Brett Eldredge ("Don't Ya"), Luke Bryan ("That's My Kind of Night", "Kick the Dust Up" ), Miranda Lambert & Carrie Underwood ("Somethin' Bad," later reworked as the opening theme for "NBC Sunday Night Football"), Rascal Flatts ("Rewind") and Jason Aldean ("Just Gettin' Started").
ground_truth: "Cheers (Drink to That)"