(Eamonn McCormack/ Getty Images)

Will.i.am admitted during an interview on KISS FM that he used tracks from Arty and Mat Zo's song Rebound without  permission. Will.i.am says that he cleared a different version of Rebound with Arty and Mat Zo but decided to use the original to create the best song possible. The track is featured in the new song Let's Go with Chris Brown. 

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