WATCH: Pharrell's 'Happy' Message to Us, A Becky G vs. Mahone Beat-Box Off + more!
WATCH: 5 Things You NEED to Know About the 2014 Oscars
WATCH: Dierks Bentley Delivers Pick-Up Lines, Christina Perri Says What's Up!
WATCH: Featuring Special Guests John Legend, Imagine Dragons + more!
WATCH: Our Weekly Show Makes JT "Oh!" + Mariah Carey and more!
WATCH: With Special Guests Jason Derulo, Paramore and A Great Big World!
WATCH: With Special Guests Bruno Mars, Austin Mahone + Bastille!
WATCH: One Direction Without Auto-tune & World’s Most Talented 8-Year-Old!
WATCH: Introducing John Newman + Macklemore Starts a Bus Party!
WATCH: Viral Moms, Backstage with The Neighbourhood +The Bachelor