Kate Gosselin, Olympian Evan Lysacek, Pussycat Doll Nicole Scherzinger and Chad Ochocinco are ready to rumba -- and last night, they celebrated their selection into the new season of "Dancing with the Stars."

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The gang hit Hollywood along with "All My Children" star Aiden Turner, actress Nicey Nash and ESPN sportscaster Erin Andrews -- went to STK after ABC made the official announcement last night.

Contestants Pam Anderson, Shannen Doherty, Buzz Aldrin and Jake Pavelka sat this party out.

Kate, her weave and the rest of the crew will start struttin' their stuff on TV March 22.

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