David Letterman welcomed sexy Kate Upton on The Late Show Tuesday, where the two discussed Kate's chilly shoot for the magazine in Antarctica, and if she's keen toward turning her attention to the silver screen in the near future.

When Dave asked Kate, 20, if she's interesting in parlaying her success toward acting, she said she's content being a supermodel for now.

"I feel like I'm still young and still have a few more years," the St. Joseph, Mich. said, adding she had "so much fun" appearing in last year'