"Gold Digger" is a song recorded by American rapper Kanye West featuring guest vocals by Jamie Foxx. Released as the second single from West's second album, Late Registration (2005), "Gold Digger" peaked at number one on the US Billboard Hot 100 on September 6, 2005, becoming West's and Foxx's second number one single. Co-produced with Jon Brion, the song contains samples of Ray Charles' "I Got a Woman".

Answer this question based on the passage: who is singing in the background of gold digger? Okie... think carefully first, then make a decision:
To answer the above question, the relevant sentence is: "Gold Digger" is a song recorded by American rapper Kanye West featuring guest vocals by Jamie Foxx. So, the answer is Jamie Foxx.