I have to imagine Sandra Bullock is in a pretty good mood since The Proposal gave her the strongest opening weekend of her career. Year One got off to a so-so start, with holdovers The Hangover and Up forcing the prehistoric comedy into fourth place. Here's the top five:1. The Proposal: $33.6 million 2. The Hangover: $26.7 million 3. Up: $23.4 million 4. Year One: $19.6 million 5. The Taking of Pelham 1 2 3: $12 millionTwo wildly different movie coming out this week: My Sister's Keeper What's It All About: When a young girl (Abigail ...

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