In the first Ice Age, ice was about to cover the Earth, and an unlikely bunch of animals banded together to survive. In this sequel to the animated hit, just the opposite is happening. Ice is melting, and buddies Manny the wooly mammoth (Ray Romano), Sid the sloth (John Leguizamo), and Diego the saber-toothed tiger (Denis Leary) will have to go on another madcap adventure if they're going to survive. The valley they've been calling home is surrounded by walls of ice. When the walls begin melting, all the a...