ok, i watched this movie last night, it has a ton of stars in the cast
but the movie was either way over my head, or it was plain retarded

http://www.imdb.com/title/tt0405336/

some of the people in it:
the rock (main star)
Seann William Scott (stiffler from american pie)
Sarah Michelle Gellar (buffy the vampire slayer)
Mandy Moore
Justin Timberlake
Jon Lovitz
Cheri Oteri (saturday night live)
Amy Poehler (saturday night live)
Will Sasso (mad tv)