Big Sean’s hit “IDFWU” took over The Tonight Show with Jimmy Fallon last night (Dec. 23). The track, which features OG rapper E-40, was performed with the backing of the legendary The Roots band. This is the first time Sean has performed the lead single from his upcoming junior LP on television. “IDFWU” boasts production from both Kanye West and DJ Mustard. It has peaked on Billboard’s Hot 100 at No. 11 and No. 1 on the Hot R&b/Hip Hop and Hot Rap Song categories. Check out the performance above and some of Jerry Seinfeild’s standup below.