Katharine McPhee shows off her sexy legs in the September issue of InStyle magazine! She looks great and the clothes are cute, minus the wide leg pants.

Katharine McPhee was on set of her new movie ‘House Bunnies’ in which she plays a pregnant hippie student. She opened up about wearing a fake pregnant belly and how she’s not ready for kids just yet.

“Today is the first day I’m wearing the prosthetic belly, which wraps all the way around [to] my back, and it’s actually really comfortable,” Kat revealed to Entertainment Tonight. “I’m really enjoying it. It’s hot and sweaty though, but it’s like Method acting.”

American Idol Katharine McPhee showed off her nice booty with a flesh colored body suit when a gust of wind blew her dress up while on the set of the upcoming untitled Anna Faris movie.

McPhee, 23, was wearing a prosthetic belly to look the part of a pregnant hippy.

Here’s Katharine McPhee’s brand new music video, “Love Story”, and the pictures from the video shoot. She looks absolutely stunning.

Former American Idol contestant Katharine McPhee takes the August 2007 cover of Stuff Magazine. The beauty knows how to work it for the camera and turn out some sultry photos.

Here is her interview on older men:

“When I turned 21, I thought it was a good age to explore. You’re no longer a teenager, so it’s OK [to date older guys]. I gravitated toward them, and I love them. They’re just wiser, and they’re less about themselves and more about you.”

Katharine McPhee arrives to host the Self Magazine and VH1 Present Hollywoods Tightest Bodies party at TenJune nightclub in New York City on Tuesday.