Posted on Thu Feb 19th, 2009 6:50am PDT By X17 Staff
Some celebs really bust their butts at the gym, and Haylie Duff is no exception. I mean, she's Hilary's big sis, so she's a celeb right?
Anyway, while her upper body is looking taut and toned, she might want to do some calf raises or stairs - she's looking a little cankalicious down below!
SEE THE GALLERY Haylie Sweats It Out!
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