Trending: Watch 8-Year-Old Ariana Grande Sing The National AnthemIf you ever needed definitive proof that Ariana Grande would be a worldwide pop star, then here it is.
Miley Cyrus Says The Twerk Is So Last Year and Introduces The 'Nae Nae'Move over twerk, Miley Cyrus is introducing the all new dance move called the 'Nae Nae'
Selena Gomez Announces World Tour