Question: D12 prominently features what famous American rapper?
Context: Arez Cobain (born April 7, 1988) is an American rapper, producer, studio engineer, and songwriter.  Arez Cobain , is from Los Angeles, California.  In April 2015, Arez Cobain emerged into the music blog world on the release of Cashis first single "Kingpin" featuring Young Buck, Arez Cobain, & June B(Produced by Rikanatti & The Coalition) off of his new album County Hound 3.  In July, Arez Cobain followed up with a single release of his own titled "Bass Down Low" featuring multiplatinum selling artists Lil Flip & Dirty Mouth of as well as German rapper Joe Young.  The single was powered by international DJ Tomekk and produced by Decio Beatz & All Star of Loonie Tunez Beat Squad.  On October 2, the birthday of the late D12 member Proof, Arez Cobain was featured on HipHopDX Presents The Watch: Big Proof Forever (Ep.  1) on the record "Fallen Soldiers" by D12 featuring Top Prospect, Big Herk, & Arez Cobain. "Uma Thurman" is a song by American rock band Fall Out Boy, released digitally on January 12, 2015.  The song prominently features sampled theme music from the television series "The Munsters" (1964–66) and lyrics celebrating the character actress Uma Thurman, famous for films such as "Pulp Fiction" and "Kill Bill". "Buffalo Gals" is a 1982 hip-hop single released by Malcolm McLaren and the World's Famous Supreme Team, from McLaren's 1983 album "Duck Rock".  The song is composed of extensive scratching with calls from square dancing.  The music video prominently features the Rock Steady Crew. Friday Night at St. Andrews (originally named Live from St. Andrews) is the third studio album by American rapper and member of D12, Bizarre.  Guests include his D12 bandmate Kuniva, King Gordy, Seven the General and Royce da 5'9", non-Detroit standouts include Redman, Nate Walka, Tech N9ne, Yelawolf and Bone Crusher The first single released from the album was "Believer", which features Tech N9ne and Nate Walka.  The second single released from the album was "Rap's Finest", which features Kuniva, Seven the General, Royce da 5'9" and Redman.  Both singles have videos released for them. "Ain't Nuttin' But Music" is a hip hop single by American rap group D12, taken as the third cut from their debut studio album, "Devil's Night".  It achieved notable success in France and Belgium, peaking at #25 and #47 respectively.  The single was only released in the two countries.  The single was backed with the group's previous single, "Purple Pills", which was not released as a single in France or Belgium due to the outlandish content of its lyrics. Denaun Porter (born December 7, 1978), also known by the stage names Mr. Porter and Kon Artis, is an American rapper and record producer.  He was best known as a member of Detroit rap group D12, until his departure in 2012, to focus on his solo career as a producer and rapper.  In 2014 he rejoined D12 and was featured on the "Shady XV" album. "The Actor" is a 1968 song by the progressive rock band, The Moody Blues.  Written by band member Justin Hayward, it was first released on their 1968 album "In Search of the Lost Chord".  "The Actor" is one of Justin Hayward's signature love ballads.  The song's lyrics tell the story of a young woman who falls in love with an actor.  However, this love is unrequited, since she only sees the actor once when "The Curtain rises."  The song prominently features Justin Hayward singing along with an acoustic guitar.  Ray Thomas is also prominently featured playing the flute behind Hayward's voice. Superpack Vol.  1 and 2 is the second official compilation album by American singer/actress Cher.  This compilation most prominently features Cher's 1966 hit single, "Bang Bang (My Baby Shot Me Down)", as well as her 1965 hit debut single, "All I Really Want to Do".  The rest of the album features Cher's overlooked and underrated hit singles from the 1960s.  Among those overlooked hits are: "Needles and Pins", "Alfie", "Hey Joe", and many more.  All the songs that are sung are covers of the original versions. "Long Way to Go" is a song by American singer-songwriter Gwen Stefani with American rapper André 3000.  The song appears as the closing track on Stefani's debut studio album, "Love.  Angel.  Music.  Baby. " (2004).  It was released on November 23, 2004, along with the rest of "Love.  Angel.  Music.  Baby."  by Interscope Records.  The track was written by both Stefani and 3000, while 3000 was the sole producer of the track.  Despite being scrapped from André 3000's critically acclaimed OutKast studio album, "The Love Below" (2003), Stefani and 3000 finalized a reworked version of the song to be included on the former's album.  The song prominently features a sample from Martin Luther King, Jr.'s "I Have a Dream" speech in its closing outro.  King is not credited for contributed lyrics to the song.  Musically, "Long Way to Go" is influenced by electronic music and alternative hip hop, with partial influence from both dance music and soul music. D12, an initialism for The Dirty Dozen, is an American hip hop group from Detroit, Michigan.  D12 has had chart-topping albums in the United States, United Kingdom, and Australia.  D12 was formed in 1996, and achieved mainstream success after Eminem rose to international fame.  The original lineup consisted of the members and their alter egos.  This is where Slim Shady came from.  D12 released the album "Devil's Night" in 2001 and "D12 World" in 2004, spawning numerous hits such as "Fight Music", "Purple Pills", "My Band", "How Come" and "Shit on You" throughout that period.  Since 2006, Eminem's hiatus and the death of the member Proof resulted in them being less active in subsequent years.
Answer: Eminem