It's an unexpected step, or many steps we imagine, for Katie Holmes to actually book an appearance on Fox's summer hit So You Think You Can Dance--but what was a rumor only days ago gathers more heat as Holmes is rehearsing.

Husband Tom Cruise jumped in his Porsche on Saturday to visit Katie and their daughter Suri at a Los Angeles dance studio, where Holmes is said to be rehearsing under the watchful eye of Dance producer Nigel Lythgoe.

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• Arthur Miller
• Conner Cruise
• Katie Holmes
• Nigel Lythgoe
• So You Think You Can Dance
• Suri Cruise
• Tom Cruise