The Green Bay Packers are heading to the Super Bowl on February 6 and to commemorate their winning streak, Late Show host David Letterman invited Dan Lauria, the star of Broadway's Packer-centric play Lombardi, to his show on February 3. Unfortunately for Letterman, Lauria showed up in character as famed football coach Vince Lombardi and proceeded to lay into Dave about his hosting techniques. He even jokingly gets confused about what show he's appearing on. Take a look at Lauria in action below!