Question: What pseudonym does American rapper and singer, featured on the album 2012 from duo 1982, use as a record producer?
Sentence (from "T.I. discography"): American rapper T.I. has released nine studio albums, one remix album, five extended plays (EPs), 13 mixtapes, 110 singles (including 61 as a featured artist) and 11 promotional singles.
Relevant evidence: No