Scotts opening shirt in which he plays Bass with Sex Bob-omb says SP, a reference to both Smashing Pumpkins. Most of the outfits the characters and extras wear are also worn in the preceding Scott Pilgrim comic books, usually in t-shirt form. The t-shirts will also inform Wrights penchant for numerical references throughout the film he wears another Smashing Pumpkins tee with Zero on it when opening for Clash At Demonhead at Lees Palace and also drinks Coke Zero.