-LRB- Sisario -RRB- LUPE FIASCO -LRB- Tuesday -RRB- A talented and proudly goofy rapper from Chicago , Lupe Fiasco occupies an unusual middle ground between the microcosmos of alternative hip-hop and the biggest of pop worlds : he made a guest appearance on a Kanye West single and his new album , '' Food & Liquor '' -LRB- Atlantic -RRB- , lists none other than Jay-Z as an executive producer .