Help me name this movie?

I have been stirring over this question for the past few months. I watched a movie somewhere around 06-07 area. Its about a bank heist that i forget most of the film but ends with the main boss hiding inside of the wall at the bank and leaving like 2 weeks after the thing is resolved. What am i thinking of. sorry... show more I have been stirring over this question for the past few months. I watched a movie somewhere around 06-07 area. Its about a bank heist that i forget most of the film but ends with the main boss hiding inside of the wall at the bank and leaving like 2 weeks after the thing is resolved. What am i thinking of. sorry this is really vague.
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