updated 08/09/2010 AT 7:00 AM ET
•originally published 08/08/2010 AT 9:00 PM ET
The actress, 46, surprised the crowd at L.A.’s Universal Amphitheater on Sunday, when she accepted the award for choice movie actress in a drama for her Oscar-winning role in The Blind Side.
Bullock – dressed in a gray top, black leather pants and high heels – came on stage and thanked cheering fans. “I don’t know if you should bring attention to this. Some things are better left unsaid. It’s been awhile since I was a teen,” she said. “I’m so blessed and lucky. The Blind Side – I got to meet so many good people, so many good lessons I took away from it.”