03/18/2010 05:12 am ET | Updated May 25, 2011

Regis Philbin Subbing For Meredith Vieira

Regis Philbin's pending hip replacement surgery is not slowing him down.

The "Who Wants to Be a Millionaire" host will sit in for Meredith Vieira, the host of the syndicated version of the game show, during a week-long guest stint from Nov. 30 - Dec. 4.

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