A robber catches a beatdown from grandma, and it was all caught on tape. A 75-year-old woman jumps into action during a robbery. It happened at a Massachusetts convenience store after a man tried to steal money from the cash register. Granny started taking swings with anything she could get her hands on, including the price scanner.

The technique wasn't particularly effective, but she certainly gets an E for effort ... the baddy's own mom will be laughing at him from now on ...