Question: Which American singer appeared in music videos for R&B group B2K and also featured on the mixtape Detroit by American rapper Big Sean? 
Context: Jarell Damonté Houston Sr. (born August 11, 1985), known as J-Boog, is an American R&B singer, rapper, and actor.  He was a member of R&B group B2K. "No Favors" is a song by American rapper Big Sean featuring American rapper Eminem for his fourth studio album "I Decided" (2017).  The song was written by Big Sean, Francis Nguyen-Tran, Mark Sebastian, Starrah, The Lovin' Spoonful, Eminem, WondaGurl and John Sebastian and was produced by WondaGurl, Big Sean, and FrancisGotHeat.  This song contains samples from "Summer in the City", performed by Quincy Jones featuring Valerie Simpson and was written by Mark Sebastian, Steve Boone and John Sebastian.  The song debuted at number 22 on the Billboard Hot 100. Detroit is the fourth mixtape by American rapper Big Sean.  It was released for free download on September 5, 2012, by G.O.O.D. Music.  "Detroit" features guest appearances from these fellow rappers such as J. Cole, Juicy J, King Chip, French Montana, Royce da 5'9", Kendrick Lamar and Tyga - along with track narrations by Common, Young Jeezy and Snoop Lion.  Wale and Wiz Khalifa are also featured in the bonus tracks.  American singers includes Chris Brown, Jhené Aiko, James Fauntleroy and Mike Posner.  Production derives from Hit-Boy, Da Internz, 808 Mafia's own producers Lex Luger and Southside and KeY Wane, among others.  The mixtape primarily consisted of these completed original songs. Jhené Aiko Efuru Chilombo (born March 16, 1988), known as Jhené Aiko or Jhené, is an American singer and songwriter.  She embarked on her music career contributing vocals and appearing in several music videos for R&B group B2K.  At the time, she was known as B2K member Lil' Fizz's "cousin", though she is not actually related to him.  It was used as a marketing tool, suggested by Sony and Epic Records, to promote Aiko through B2K and attract an audience.  In 2003, Aiko was set to release her debut album, "My Name Is Jhené", through her labels Sony, The Ultimate Group and Epic, however the album was never released, with Aiko asking to be released from the label in order to continue her education. The discography of Jhené Aiko, an American singer-songwriter, consists of two studio albums, one extended play (EP), one mixtape, 13 singles (including five as a featured artist) and 15 music videos. Aiko embarked on her career being known as the cousin of American R&B group B2K's rapper, Lil' Fizz, though she is not actually related to him.  It was used as a marketing tool, suggested by her labels Sony, The Ultimate Group and Epic Records, to promote Aiko through B2K and attract an audience; nonetheless Aiko affirms that she and Lil' Fizz grew up together and were close like family.  In 2003, her labels released a song titled "No L.O.V.E", as a CD single, which was accompanied by a music video that debuted on BET's "106 & Park", when she was 15 years old.  Aiko was then set to release her debut album, "My Name Is Jhené", however the album was never released due to tension at Epic, which ultimately led to Aiko asking to be released from the label.  Aiko later left the aforementioned labels in order to continue her education. "Uh Huh" is the first single by R&B group B2K, from their self-titled debut album.  The song was released in July 2001 and it peaked at number 37 on the "Billboard" Hot 100 and number 20 on the Hot R&B/Hip-Hop Songs.  It also peaked at number 35 in the UK on its first entry and reached a new peak at number 31 on a re-release. "Gots ta Be" is the second single by R&B group B2K off their self-titled debut album.  The song was released in February 2002 and it peaked at number 34 on the "Billboard" Hot 100 and number 13 on the Hot R&B/Hip-Hop Songs. Earlly Mac is an American rapper from Detroit, Michigan, who is best known for his collaborations with American rapper Big Sean.  In 2010 he released his debut mixtape, "Party Up!" .  His debut EP, "God Knows", was released in January 2015, by Foolay Ent., LLC.  The EP included the single "Do It Again" featuring Big Sean, which peaked at number 6 on the "Billboard" Twitter Emerging Artists chart. Santa Hooked Me Up is a Christmas album by R&B group B2K, released on October 29, 2002.  It was released just two months before the release of the group's second album, "Pandemonium! ".  The lead single from the album is called, "Why'd You Leave Me on Christmas", and a music video was shot for the song. Finally Famous Vol.  3: Big is the third mixtape by American rapper Big Sean.  It was released as a free online download on August 31, 2010, by Kanye West's label GOOD Music.  The production was handled from Sean himself, alongside his boss and label-mate Kanye West, Clinton Sparks and No I.D.; as well as the guest appearances from Bun B, Big K.R.I.T., YG, Drake, Asher Roth, Mike Posner, Tyga and Currensy, among others.
Answer: Jhené Aiko