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Haylie Duff: Hello, Doggy!The starlet shares a smile with her fluffy pup. Plus: T.R. Knight's special guests, Naomi Watts's furriest family member and more!
Credit: Splash News Online
Updated: Monday Apr 20, 2009 | 03:29 PM EDT
By: Kate Hogan
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Grey's Anatomy stars T.R. Knight and Katherine Heigl welcome some special friends – Knight's pups! – to the Los Angeles set of their hit TV show Thursday.
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