Amy Winehouse Dead: Katy Perry, Russell Brand Touch on Death of 'Rehab' Singer in Interview

Katy Perry speaks with ABC News' Bianna Golodryga about the troubled singer, Amy Winehouse, who was found dead at home over the weekend. For more, click here: http://abcnews.go.com/Entertainment/amy-winehouses-friends-family-save/story?id=14149524 Watch the Full Episode of GMA: http://abcn.ws/qObkzZ