Ain't No Other Man
Upon release, "Ain't No Other Man" received generally favourable reviews from music critics, who complimented Aguilera's new musical style and deemed it as a stand-out track from Back to Basics. It won a Grammy Award for Best Female Pop Vocal Performance at the 2007 ceremony. Commercially, the track peaked at number six on the US Billboard Hot 100. It was certified platinum by the Recording Industry Association of America (RIAA) for sales of 1,783,000 million copies. Internationally, it went to the top five in many countries like Australia, Italy, New Zealand, and the United Kingdom.