Katie HolmesKatie HolmesSnapping back into shape after giving birth seems to be a real trend with celeb mums.

And a mere two weeks after giving birth to daughter Suri, Katie Holmes, 27, is already thinking fitness programme.

But it's not just Katie setting the pace. Hubby-to-be Tom Cruise has signed her up to a company called Buff Brides, in preparation for their wedding later this year.

Buff Brides' Sue Fleming told the Daily Mirror: "Katie can and will do it... She has great motivation. She loves her fiance and was proud that Tom oversaw this programme.

"He told her he wanted her to be the most beautiful bride ever. She was in tears when he said that."

Katie Holmes, Tom Cruise & bumpKatie and Tom Cruise before the birthThe company's fitness man, Brad Kaufman, added: "The wedding is on the fast track. We've been told to get Katie into amazing shape. It's all systems go."

However, Katie's dad, Martin, is concerned. He told Reveal magazine: "My daughter needs rest, relaxation and recuperation.

"Katie is already doing exercises to build up her back and shoulders and I simply can't go along with what's happening."