That's the doomsday scenario in "The Day the Earth Blew Up: A Looney Tunes Movie," a delightfully gonzo, proudly old-school cartoon adventure where problems are solved the right way, with oversized mallets and makeshift gadgets, as well as a healthy dose of friendship and teamwork.

A Looney Tunes Movie," in theaters Friday, embraces the animated franchise breaking the fourth wall and having absurd adventures.