Zac Efron / Yeah Yeah Yeahs

Actor Zac Efron hosts; Yeah Yeah Yeahs perform "Zero" and "Maps."<br> <br> Sketches include "Obama Returns from Iraq," "Today," "Gilly," "A Message from The Alliance of Direct Mail Marketers," "Underage Bar," "Weekend Update" with guests the gay couple from New Jersey, blogger Angie Tempura, and Jon Bovi, "High School Musical 4: New Senior Class," "Soldier Boyfriend," "Gino's Pizza Rolls Commercial Shoot," and "Foot Rub."