Exclusive… 50843052 “The Blind Side” star Sandra Bullock celebrated her 48th birthday by going to work on the set of “The Heat” in Dorchester, Massachusetts on July 26, 2012. The birthday girl was all smiles, even during the early rainstorms as she filmed a scene with Melissa McCarthy. “The Blind Side” star Sandra Bullock celebrated her 48th birthday by going to work on the set of “The Heat” in Dorchester, Massachusetts on July 26, 2012. The birthday girl was all smiles, even during the early rainstorms as she filmed a scene with Melissa McCarthy. FameFlynet, Inc – Beverly Hills, CA, USA – +1 (818) 307-4813