No, but he knows the secret to working with kids is "being open and sincere." Burns, 25, tells us he never dreamed he'd be a kiddie-show star. "My friends still don't believe it," says Burns, who grew up in Boyertown, Pa. He's serious about his influence on the millions who've turned the show into must-see TV if you're 3. He learned how important he is when parents complained about his turn as a killer on NBC's Homicide. "I was just picking up a job. I didn't realize kids would be up that late - and watching Homicide, no less."