Madonna slams criticism of her tribute to Prince
Stevie Wonder and Madonna pay tribute to Prince at Billboard Awards
Heidi Klum and Mila Kunis lead the fashion at the Billboards
Piers Morgan slams Madonna’s 'poor karaoke' tribute to Prince
Ariana Grande trips and stumbles into interviewer at Billboard Awards
Adele wins big at Billboard Music Awards and debuts new music video
Adele excites fans as she shares teaser for new single Send My Love
