??? 1. Wiz Khalifa, “Black and Yellow” ????2. Bruno Mars, “Grenade” ????3. Katy Perry, “Firework” ????4. Dr. Dre featuring Eminem & Skylar Grey, “I Need a Doctor” ????5. Enrique Iglesias featuring Ludacris & DJ Frank E, “Tonight (I’m Lovin’ You)” ????6. Far*East Movement featuring Ryan Tedder, “Rocketeer” ????Ryan Tedder as songwriter, producer, and leader of his group OneRepublic seemed the unchallenged master of the mainstream keyboard-based pop ballad until Bruno Mars appeared on the scene to steal the crown away. Bruno Mars and the rest of the Smeezingtons trio co-wrote and co-produced the song “Rocketeer,” which has their unmistakable uplifting melodic stamp. Ryan Tedder lends his voice. The result is soaring pop pleasure. ????7. Rihanna featuring Drake, “What’s My Name?” ????8. Britney Spears, “Hold It Against Me” ????9. Chris Brown featuring Lil Wayne & Busta Rhymes, “Look at Me Now” ????10. P!nk, “Raise Your Glass” | 