Question: In 2002, Mariah Carey reworked a song by which Harlem rapper, formerly known as Killa Cam? 

Context articles: Children of the Corn (group)
Boy (I Need You)
Diplomat Records
Come Home with Me
Cam'ron
Beautiful (Mariah Carey song)
Love Takes Time
Here Is Mariah Carey
Killa Season
I Don't Wanna Cry

Children of the Corn was a hip-hop group formed in the 1990s consisting of neighborhood friends and fellow Harlem rappers Mase (then known as Murda Mase), Big L, Cam'ron (then known as Killa Cam), Herb McGruff and Derek "Bloodshed" Armstead.
 The group name is a play on words; it is short for Children of the Corner as well as refers to Stephen King's short story with the same name.
"Boy (I Need You)" is a song by American singer and songwriter Mariah Carey, taken from her ninth studio album, "Charmbracelet" (2002).
 It was written by Carey, Justin Smith, Norman Whitfield and Cameron Giles, and produced by the former and Just Blaze.
 The song was released as the album's second single on March 24, 2003.
 Initially, "The One" had been chosen as the second single from the album, however, halfway through the filming of a music video for it, the singer decided to release "Boy (I Need You)" instead.
 Considered by Carey as one of her favorites, the track is a reworked version of rapper Cam'ron's song "Oh Boy" released earlier that year.
Diplomat Records is an American hip hop record label founded by Harlem rapper Cam'ron.
 Dipset currently releases music under the independent label E1 music.
 In the early 2000s, Dipset was very popular for having star rappers with radio hits like Juelz Santana and Cam'Ron and for their association with Jay-Z's Roc-A-Fella records.
 In 2005 Dipset moved away from Roc-a-Fella and Cam'Ron sold Juelz Santana's contract back to Def Jam.
 Between 2006 and 2009 Dipset was relatively quiet aside from Cam'Ron and Jim Jones.
 However, in 2010 they reunited and have begun to associate themselves with rapper Vado.
Come Home with Me is the 3rd studio album by Harlem rapper Cam'ron, it is also his debut on Roc-A-Fella Records.
 The album was released on May 14, 2002, by Roc-A-Fella Records, Diplomat Records and Def Jam Recordings.
 It served as an introduction of the Cam'ron-fronted rap group, The Diplomats, to the general public.
 There are featured guest appearances from The Diplomats, DJ Kay Slay, Daz Dillinger, Tiffany, Jay-Z, McGruff, Memphis Bleek, and Beanie Sigel.
 To date it is his most commercially successful album, it peaked at #2 on the "Billboard" 200 with first-week sales of 226,000 copies and eventually sold over 1 million copies in the United States of America, being certified Platinum by the RIAA.
Cameron Ezike Giles (born February 4, 1976), better known by his stage name Cam'ron (formerly Killa Cam), is an American rapper, actor and entrepreneur from Harlem, New York.
 He is the "de facto" leader of East Coast hip hop group The Diplomats (also known as Dipset), and is a member of the duo U.N. (Us Now).
 Cam'ron was also a part of the group Children of the Corn before they disbanded in 1997.
"#Beautiful" is a song recorded by American singers Mariah Carey and Miguel.
 It was released as the lead single from Carey's fourteenth studio album, "Me.
 I Am Mariah... The Elusive Chanteuse" (2014). "
#Beautiful" was written by Carey, Miguel, Nathan Perez, Brooke Davis, Mac Robinson, and Brian Keith Warfield, with Carey, Miguel and Perez producing the song.
 Released on May 6, 2013, Carey and Miguel did not reveal that they had collaborated on the song, until April 25, 2013, when Carey revealed the title in a 25-second teaser video during season twelve of "American Idol".
 It was also on "Idol", on May 9, that Carey premiered the official music video for "#Beautiful", before uploading an alternative edit to her VEVO account, that is set to the explicit version of the song.
"Love Takes Time" is a song recorded by Mariah Carey.
 It was written by Carey and Ben Margulies, and was produced by Walter Afanasieff for Carey's debut album, "Mariah Carey" (1990).
 It was released as the album's second single on September 11, 1990 through CBS Records.
 It was the first of several adult contemporary-influenced Carey ballads to be released as a single, and its protagonist laments the loss of a lover and confesses that "love takes time" to heal and that their feelings for their ex-lover remain.
Here Is Mariah Carey, also known simply as Mariah Carey or Mariah's Thanksgiving NBC Special, was Mariah Carey's third DVD/video release.
 It presents Carey performing live at Proctor's Theatre in Schenectady, New York on July 18, 1993.
 The video was originally released in late 1993, and the DVD was released on September 12, 2006.
Killa Season is the fifth studio album by Harlem rapper Cam'ron.
 The album was released on May 16, 2006, by Diplomat Records and Asylum Records.
 Cam'ron was also the executive producer of the album.
 The album received positive reviews but critics found the production and content lesser compared to "Purple Haze".
 "Killa Season" sold 114,000 copies in its first week, debuting at number two on the "Billboard" 200.
"I Don't Wanna Cry" is a song written by Mariah Carey and Narada Michael Walden, and produced by Walden for Carey's debut album, "Mariah Carey" (1990).
 The ballad was released as the album's fourth single in the second quarter of 1991.
 It became another U.S. number one single for Carey.
 Like the previous singles released from "Mariah Carey", the song received a BMI Pop Award.