The BET Awards went down in LA last night, and while the big winners were Drake and Kendrick Lamar with three wins each, the most entertaining part of the evening was, of course, the powerhouse performances from R&B and hip-hop’s biggest stars. Is Mariah Carey lip-syncing during "#Beautiful"? What happened when Robin Thicke took the stage with another hit song of the Summer, "Blurred Lines"? And what other pop star with a famous falsetto made a special appearance to honor Charlie Wilson? Find out which three BET Awards performances have everyone talking today!