Conversation so far:
What kind of music was on Finally Famous?
The album's lead single, "My Last", features vocals from Chris Brown and was produced by No I.D.
What other songs were on the album?
three hit singles; "My Last", "Marvin & Chardonnay" and "Dance (Ass)".
Was the album successful?
three hit singles.
Were there any hit songs on Detroit?
Big Sean then announced his fourth mixtape would be titled "Detroit" and would serve as a lead-in to his second studio album.
What music was on Detroit?
Big Sean released the mixtape Detroit which features guest appearances.

Question: Who are the guest appearances by?
Self-contained rewrite: Who are the guest appearances on Big Sean's mixtape Detroit?