Katharine McPhee and her House Bunny co-stars have released a video for Kat’s single “I Know What Boys Like,” featured in the new movie.

Katharine and actresses Emma Stone, Rumer Willis, and Anna Faris will introduce the video and promote their film on MTV’s Total Request Live this Wednesday.

The House Bunny opens in theaters on Friday.

Songstress turned actress Katharine McPhee was a special guest on Friday’s Live With Regis & Kelly, with Reg’s daughter Joanna sitting in for Kellz. Katharine is currently promoting her new film The House Bunny, co-starring Anna Farris and Rumer Willis.

American Idol Season 5 runner-up Katharine McPhee has recorded a track, entitled “Connected,” that will be featured in the upcoming movie Barbie & The Diamond Castle, coming straight-to-DVD September 9.

Here’s a video from former American Idol Katharine McPhee’s appearance on Jimmy Kimmel Live July 30th.

Katharine McPhee’s take on The Drifters’ old classic “Save The Last Dance For Me” at the Macy’s Fourth of July Fireworks Spectacular.