Conversation so far:
What was T-Pain's album, Epiphany?
Epiphany was T-Pain's second album.
Was T-Pain's second album, Epiphany a success?
The album sold 171,000 records in its first week, reaching number one on the Billboard 200. The record has since sold 819,000 records in the United States.
What artists were featured in T-Pain's second album, Epiphany?
Artists featured in the album Epiphany included Yung Joc,  Shawnna, and Tay Dizm.
What songs featured artists in T-Pain's second album, Epiphany?
The album's second single, Bartender featured Akon.

Question: what other artists were featured o the album
Self-contained rewrite: What other artists besides Akon were featured on T-Pain's second album, Epiphany?