Through a series of freak occurrences, a group of actors shooting a big-budget war movie are forced to become the soldiers they are portraying

Just watched the trailer and its one hilarious movie... and an all star cast too....!!!

Starring: Jack Black, Ben Stiller, Robert Downey Jr.,
and appearances by Tom Cruise, Matthew Mconaughey, Tobey Maguire

Directed By: Ben Stiller

Guess who's this? a screenshot from the trailer i watched.