Yesterday evening, singer/actor Usher wowed fans with a live showing of his hit ‘Yeah‘ at the Bill Clinton ‘Decade Of Difference‘ event, which also saw the likes of Lady GaGa take to the stage.

Supported by his oft celebrated dance moves and his not so acclaimed live vocals, he was one of  many celebrities  who showed up to join the former President in celebrating his long reaching  philanthropic work.

Check the R&B royal out in action below…

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