The 7 Best Celebrity Cameos, Playing Themselves in Film
6. Mike Tyson in The Hangover
5. Topher Grace in Ocean's 12
4. Matt Damon, Ben Affleck and Gus Van Zant in Jay and Silent Bob Strike Back
3. Kareem Abdul-Jabbar in Airplane!
2. Bill Murray in Zombieland
1. Neil Patrick Harris in Harold and Kumar Go to White Castle