Question: What is the stage name of the American rapper from Michigan, who was a member of Funky Cowboys, Good Sqwad, and most notably for a group in which half the members made a guest appearance on the debut solo album 'The People vs' by Trick-Trick?
Context: DeShaun Dupree Holton (October 2, 1973 – April 11, 2006), better known by his stage name Proof, was an American rapper and actor from Detroit, Michigan.  During his career, he was a member of the groups 5 Elementz, Funky Cowboys, Promatic, Goon Sqwad and most notably, D12.  He was a close childhood friend of rapper Eminem, who lived on the same block, and was often a hype man at his concerts.  In 2006, Proof was shot and killed during an altercation at the CCC nightclub in Detroit. Omari Ishmael Grandberry (born November 12, 1984, known by his stage name Omarion) is an American singer, songwriter, rapper, actor and dancer.  He is best known as being the lead singer of the American R&B boy band B2K; the group achieved success with singles like "Bump, Bump, Bump", "Uh Huh", and "Girlfriend", which all reached success on the "Billboard" Hot 100.  After the group's disbandment, Omarion released his debut solo album, "O" (2005), which debuted atop the "Billboard" 200 and received a Grammy Award nomination for Best Contemporary R&B Album at the 48th Grammy Awards.  His second solo album, "21" (2006), contained his second highest-charting single to date, "Ice Box", which reached the top 20 on the "Billboard" Hot 100.  His third solo album, "Ollusion" (2010), was released on January 12, 2010, with the lead single, "I Get It In".  His fourth solo album, "Sex Playlist" (2014), spawned the single, "Post to Be", which was certified 3x platinum and reached number 13 on the Hot 100 chart in May 2015, and became his highest charting single to date. Terrence LeVarr Thornton (born May 13, 1977), better known by his stage name Pusha T, is an American rapper.  He initially gained major recognition as half of hip hop duo Clipse, alongside his brother Gene "No Malice" Thornton, with whom he founded Re-Up Records.  In September 2010, Thornton announced his signing to Kanye West's GOOD Music imprint, under the aegis of Def Jam Recordings.  In March 2011, he released his first solo project, a mixtape titled "Fear of God".  Thornton released his debut solo album "My Name Is My Name", in October 2013.  In November 2015, Kanye West appointed Pusha T to take over his role as president of GOOD Music. "Welcome 2 Detroit" is the lead single from American rapper Trick-Trick's debut studio album, "The People vs.".  The song features vocals from fellow American rapper Eminem and Trick-Trick's hip hop group, Goon Sqwad.  "Welcome 2 Detroit" peaked at #100 on the "Billboard" Hot 100. The People vs. is the debut solo album by American rapper Trick-Trick.  It was released on December 27, 2005 via Universal Motown.  The record featured the one and only major single, "Welcome 2 Detroit", a collaborative track with Shady Records artist Eminem.  The album also featured guest appearances by the likes of Obie Trice, Miz Korona, Jazze Pha, a one-half of D12 members (Proof, Kon Artis and Eminem), and his brother and Goon Sqwad bandmate Diezel. The Villain is the second studio album by American rapper Trick-Trick.  The record features guest appearances by the likes of Big Sweetz, C.A.C, Eminem, Esham, Fatt Father, Guilty Simpson, Goon Sqwad, Ice Cube, Kid Rock, Marv Won, Paradime, Royce Da 5'9", Throatslash, and his Mathis Family Choir group. "Fuck Wit Dre Day (And Everybody's Celebratin')", released in its censored form of "Dre Day" as the second single, is a hip-hop, diss single by American rapper and record producer Dr. Dre, with a guest appearance from fellow rapper Snoop Doggy Dogg.  The track is taken from Dre's debut solo album, "The Chronic", released via Death Row Records.  The song was released as a single on May 20, 1993. You Are The Father!  is the second mixtape by Detroit underground rapper Fatt Father.  It was released on January 10, 2008 also as a free download album to promote his debut solo self-titled record and his collaboration with Goon Sqwad fellow rapper and producer Trick-Trick. Darnell Carlton (born August 20, 1974), better known by his stage name Crunchy Black, is an American rapper and Hype man.  He was a longtime member of the Oscar-winning rap group Three 6 Mafia from the group’s founding until 2006.  At the 78th Academy Awards in 2006, Three 6 Mafia and Frayser Boy won the Academy Award for Best Original Song for "It's Hard out Here for a Pimp".  Crunchy left Three 6 Mafia over monetary disputes involving his desire to forward his solo career.  Black’s debut solo album entitled "On My Own" was released on September 19, 2006.  Crunchy has said this album was released by DJ Paul and Juicy J without his permission.  Crunchy’s second solo album, "From Me To You" is also said to have been put out without his permission by DJ Paul and Juicy J. "From Me To You" reached 12 on the "Billboard" Top Heatseekers chart, 32 on the Top R&B/Hip-Hop chart, and 10 on the "Billboard" Top Rap albums chart.  "On My Own" reached 3 on the "Billboard" Top Heatseekers chart, 163 on the "Billboard" 200, 15 on the "Billboard" Independent Albums chart, 28 on the Top R&B/Hip-Hop chart, and 13 on the "Billboard" Top Rap Albums chart. Christian Mathis (born June 28, 1973), better known by his stage name Trick-Trick, is an American hip hop artist and member of rap group The Goon Sqwad.
Answer: Proof