FIRST LOOK: Heidi Klum's 'Price is Right' Debut

We've got an exclusive sneak peek of Heidi Klum and Neil Patrick Harris on The Price is Right for the game show's first-ever Celebrity Week. 

Heidi and Neil get to spin the show's famous Big Wheel for money and show off cars and other prizes as they team up with contestants to play pricing games and raise money for charity. Each star also got to create special showcases full of their personal favorite prizes.

Other celebrities appearing on the show are rapper Snoop Dogg, actress/model Jenny McCarthy and musician Chris Daughtry. The Price is Right is television's longest-running game show and is celebrating its 40th season. You can catch Celebrity Week beginning January 2 on CBS.

Watch the video to see one contestant get so excited she jumps on host Drew Carey and knocks Neil Patrick Harris to the ground!