2. Charli XCX, "Boom Clap / Break The Rules"
Sorry, this content is no longer supported.
View on enhanced page
3. Magic! and Wyclef Jean, "Rude / Divine Sorrow"
Sorry, this content is no longer supported.
View on enhanced page
4. 5 Seconds Of Summer, “What I Like About You”
Sorry, this content is no longer supported.
View on enhanced page
7. Iggy Azalea and Charli XCX, “Fancy / Beg For It”
Sorry, this content is no longer supported.
View on enhanced page
9. Ariana Grande and the Weeknd, "Problem / Break Free / Love Me Harder"
View this video on YouTube
10. Pitbull and Ne-Yo, "Fireball / Time of Our Lives"
Sorry, this content is no longer supported.
View on enhanced page
12. One Direction, "Night Changes"
View this video on YouTube
13. Lil Wayne and Christina Milian, "Start a Fire," and Nicki Minaj and Skylar Grey, "Bed of Lies"
Sorry, this content is no longer supported.
View on enhanced page
14. Fergie, "L.A. Love (La La La)"
Sorry, this content is no longer supported.
View on enhanced page
15. Mary J. Blige, "Therapy"
Sorry, this content is no longer supported.
View on enhanced page
16. Jessie J, Ariana Grande, and Nicki Minaj, "Bang Bang"
Sorry, this content is no longer supported.
View on enhanced page