. >> hoping to get beyonce to come out of her shell, matthew and tina knowles sent their 7-year-old daughterohnson's dance studio. >> when you first saw her, and she first came in, i mean, did you even notice her? >> what i did notice about her is she was very shy. what is your name, beyonce knowles. you can barely hear her speak. can you say it again, honey? beyonce knowles. >> but on the dance floor are. >> she would dance so hard she would lose her costume pieces. sometimes her hat would come off because she was fierce. >> it was here that beyonce created her now famous alter ego. >> that's sasha fierce. >> yes. >> that's who that is. >> she got on the stage, she became a different person. >> but no one knew beyonce had a secret. >> she finished it and it blew me away and i stopped and told her sing it again and she wouldn't sing again, because she was very quiet, very shy. and i promised her a dollar. and she sung it again. and i was just -- i was floored. and her parents came to pick her up, i said, she can sing. she can really sing. >> a multimillion dollar star was born. >> i remember