Brad Paisley and Robbie Williams in duet shock

Yes, it's true. Country star Brad Paisley and former Brit heartthrob and bad boy Robbie Williams will perform a duet together, "Collision Of Worlds"! The song is written for the upcoming Pixar film Cars 2, and will also feature another Paisley song titled "Nobody's Fool". You can see a very short clip of two rehearsing here. Among the other songs performed in the film is Weezer's take on the 1984 The Cars classic "You Might Think". Read more about the soundtrack here.