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Simon Cowell and Mezhgan Hussainy called off their engagement earlier this year, but the two former lovers hit the high seas together in Barbados for some jet ski action.

Wait ... what happened to Simon's rumored flame Carmen Electra?! So many women, so little time.

Cowell, 53, and Hussainy, 39, apparently are still close friends. Then again, the X Factor co-creator has a habit of remaining amicable with his exes.

What happens in paradise, stays in paradise gets posted here!