Full House' actor John Stamos sported a bald cap as he shaved Dave Coulier's head amid his friend's cancer battle.

Coulier recently began chemotherapy. Decades after TV sitcom Full House ended, costars Dave Coulier and John Stamos are more like family. They're so close, in fact, that Stamos covered up the hair ...

John Stamos has stepped up to support his close friend and Full House co-star, Dave Coulier, amid his cancer diagnosis.