Question: Who is featured in the Coolio song that shares a background sample music with the song "Curtain Falls"?

full_context: Document 1: 1, 2, 3, 4 (Sumpin' New): "1, 2, 3, 4 (Sumpin' New)" is a 1995 song recorded by American rapper Coolio. It was the third single from the album "Gangsta's Paradise" and was released in early 1996. Initially entitled "Sumpin' New", the song uses a sample from "Thighs High (Grip Your Hips and Move)", recorded in 1981 by American jazz trumpeter Tom Browne. It also includes a vocal sample from "Wikka Wrap" by The Evasions, from 1981. The main riff is from "Good Times" by Chic, from 1979.
Document 2: Blue (Da Ba Dee) (music video): The music video for Eiffel 65's "Blue (Da Ba Dee)" was released in 1999 by the BlissCoMedia, a computer graphics company of the Bliss Corporation, known at the time the video was produced and released as "BlissMultiMedia". The video featured computer graphics done in 3ds Max, and features Eiffel 65 members Maurizio Lobina and Gabry Ponte trying to save Jeffrey Jey from the aliens Zorotl and Sayok6. The video was later uploaded to the Bliss Corporation's official YouTube channel on September 2, 2009, where, as of July 2017, it has more than 120 million views.
Document 3: It's All the Way Live (Now): "It's All the Way Live (Now)" is a song by American rapper Coolio. It was released in May 1996 as the lead single to the "Eddie" soundtrack. The song became Coolio's fifth top-40 single and his fourth to achieve at least a gold certification from the RIAA for sales of 500,000 copies. The song sampled "It's All the Way Live" by funk band Lakeside, his second single to both sample and take the name from a Lakeside song after his 1994 hit, "Fantastic Voyage".
Document 4: So Easy: "So Easy" is a song by Norwegian duo Röyksopp, released as their first single. It was first made available in 1999, with only 500 copies made and distributed. It was later re-released on Röyksopp's debut album "Melody A.M." "So Easy" contains instrumental and vocal samples from a 1960s cover version of the Burt Bacharach/Hal David song "Blue on Blue" (often misheard as "Who are you") recorded by a Swedish vocal group called Gals & Pals. The sampled lyrics are "Blue on blue, heartache on heartache/Blue on blue, Now that we are through."
Document 5: Marti Pellow Sings the Hits of Wet Wet Wet &amp; Smile: Marti Pellow Sings the Hits of Wet Wet Wet &amp; Smile
Document 6: C U When U Get There: "C U When U Get There" is a song by Coolio featuring 40 Thevz and based on the melody of Johann Pachelbel's Canon in D Major. It was released in 1997 as the first single from Coolio's album "My Soul". "C U When U Get There" was also featured on the "soundtrack" to the 1997 comedy film Nothing to Lose. The song peaked at number 12 on the "Billboard" Hot 100 singles chart and number 7 on the Hot Rap Tracks chart in the US. It was an international success, reaching the top 10 in many countries throughout Europe. It samples Pachelbel's Canon extensively. The record has been certified gold by the RIAA. The first live performance of this song was before its actual release during the free concert at Paramount Canada's Wonderland put on by MuchMusic's Electric Circus and hosted by Monika Deol in August 1997.
Document 7: Encore (Eminem song): "Encore" (stylized as "ƎNCORE" and sometimes known as "Curtains Down") is a song by rappers Eminem, 50 Cent and Dr. Dre, released in 2004 as a vinyl single in the U.S. It was the title track from the Eminem album of the same name, which was also released that year. It is the third single and final track from the album.
Document 8: L.V. (singer): Larry Sanders (born November 21, 1960 ), better known by his stage name L.V. (which stands for "Large Variety"), is an American award-winning R&B singer. He is best known for his collaboration with rapper Coolio on the Grammy Award-winning single, "Gangsta's Paradise", and has been featured on multiple soundtracks since then. Having released two solo albums to date, he was also a member of the gangsta rap group South Central Cartel since their beginning, usually singing the vocals and chorus.
Document 9: Fall (Clay Walker song): "Fall", written by Clay Mills, Sonny LeMaire, and Shane Minor, is a song which has been recorded by both country music singer Clay Walker and pop music singer Kimberley Locke, both of whom are signed to Curb Records. Both versions were released within weeks of each other in mid-2007; while Walker's version was released to country radio, Locke's was released to the adult contemporary radio format. Walker's reached number 5 on the U.S. country singles charts, and Locke's reached Number One on the U.S. Dance charts. Go West front man Peter Cox has recorded a version of "Fall" on his 2010 CD "The S1 Sessions".
Document 10: Gangsta's Paradise: "Gangsta's Paradise" is a song by American rapper Coolio, featuring singer L.V. The song was released on Coolio's album of the same name, as well as the soundtrack for the 1995 film "Dangerous Minds". It samples the chorus and instrumentation of Stevie Wonder's 1976 song "Pastime Paradise".
Document 11: From tha Chuuuch to da Palace: "From tha Chuuuch to da Palace" is a single that appeared on Snoop Dogg's sixth album "Paid tha Cost to Be da Bo$$". The song featured, and was produced by, The Neptunes. It contains re-sung elements from "Contagious" performed by The Isley Brothers. The song lyrics reference their lead singer Ron Isley. The music video was directed by Diane Martel and includes cameo appearances by Tony Cox, Tommy Davidson, Lauren London and rappers Soopafly, Goldie Loc, Uncle Junebug, Daz Dillinger and Warren G. The video also includes Pharrell wearing make up to look like Bill Gates. The song was featured in the movie "50 First Dates" and video game "MTV Music Generator 3".
Document 12: Paradise (LL Cool J song): "Paradise" is a song by American rapper LL Cool J featuring American R&B singer Amerie. Produced by Trackmasters, the track was released in early 2003 as the second single from LL Cool J's ninth studio album, "10" (2002). It also appears on the soundtrack to the 2003 film "Deliver Us from Eva", in which LL Cool J stars alongside Gabrielle Union. Singer Tweet was originally slated to provide vocals but Amerie was eventually chosen instead. "Paradise" samples Keni Burke's 1982 smooth jazz hit "Risin' to the Top", penned by Burke, Allan Felder, and Norma Jean Wright. The song samples Tamia's So into You.
Document 13: Classic Blue: Classic Blue is the fourth solo studio album by The Moody Blues member Justin Hayward. "Classic Blue" was released in 1989 by Trax Records (later re-released on Castle Music Records in 1994), and features Mike Batt, who also produced the album, and the London Philharmonic Orchestra. The album includes cover versions of many hit songs, such as The Beatles' "Blackbird", and Led Zeppelin's "Stairway to Heaven." It also includes a re-recorded version of "Forever Autumn," a song from "Jeff Wayne's Musical Version of The War of the Worlds", in which Hayward originally sang lead vocals.
Document 14: Curtain Falls: "Curtain Falls" is a song by English boy band Blue. It was released on 8 November 2004 as the first single from their first greatest hits album, "Best of Blue" (2004). The song was co-written by the band and Stargate, and produced by Stargate and reached number one in Italy. In France, the song was re-recorded in French and re-titled "Quand Le Rideau Tombe", and thus, this version was released as a single there. The background music is almost identical to that of Coolio's 1995 hit, "Gangsta's Paradise", as they both share usage of a sample of Stevie Wonder's "Pastime Paradise".
Document 15: Candy Rain (song): "Candy Rain" is the title of a number-one R&B hit single by Soul for Real, released in 1994 on Uptown Records. The song was written by Ali Shaheed Muhammad, Hamish Stuart, Dwight Myers, Malik Taylor, Owen McIntyre, Samuel Barnes, Jean-Claude Olivier, Terri Robinson and spent three weeks at number-one on the US R&B chart and peaked at number two on the US "Billboard" Hot 100 for three weeks behind Madonna's ballad "Take a Bow". The song also reached #1 on Billboard's Top 40/Rhythm-Crossover airplay chart and was a moderate success on mainstream Top 40 radio, peaking at #21 in the spring of 1995 on Radio & Records CHR/Pop tracks chart. It was certified gold by the RIAA and sold 800,000 copies. It features rapper Heavy D in the video and the song is regarded as the group's signature song. The song has a remix by Heavy D and samples the 1974 hit song "Mr. Magic" by Grover Washington, Jr.. Bruno Mars has covered this song during his The Moonshine Jungle Tour. The bassline of this song was sampled from Minnie Riperton's "Baby, This Love I Have" which is the first song from her 1975 album "Adventures in Paradise".
ground_truth: L.V.