Bad Guy (song) Mathers LP" left off. I don't know if anyone caught that, but that’s kind of where the continuation starts." The song is split into two parts, the first part was produced by S1 and M-Phazes, while the second was produced by StreetRunner and Vinny Venditto. Sarah Jaffe, who works with S1 in a group called The Dividends, provided songwriting and sang the song's refrain. Eminem originally considered getting Dido on the song, but did not want to give away the "Stan" reference. Additional keys on the song was provided by I.L.O and the song was recorded at Effigy Studios in
Eminem Dr. Dre, 50 Cent, D12, Obie Trice and Yelawolf, he has also worked with Redman, Kid Rock, DMX, Lil Wayne, Missy Elliott, Jay Z, Drake, Rihanna, Nicki Minaj, Xzibit, Method Man, Jadakiss, Fat Joe, Sticky Fingaz, T.I. and Young Jeezy. Eminem rapped a verse in a live performance of Busta Rhymes' "Touch It" remix at the June 27, 2006 BET Music Awards. He appeared on Akon's single "Smack That" from "Konvicted", Lil Wayne's hit "Drop the World", and "My Life" (the lead single from 50 Cent's "Street King Immortal"). Eminem was the executive producer of D12's first two albums ("Devil's