VIDEO: Ray Romano Previews DAVID LETTERMAN: A LIFE ON TELEVISION

In anticipation of the special DAVID LETTERMAN: A LIFE ON TELEVISION, CBS's 90-minute primetime salute to Letterman on Monday, May 4 (9:30-11:00 PM, ET/PT), check out a preview clip of the special, which mines the video vault filled with more than 30 years of Letterman highlights.

Included in the special are clips of some of his most memorable interviews with luminaries from the worlds of politics, sports, music and entertainment, Top Ten Lists, Stupid Pet and Human Tricks, signature stunts and many poignant moments from throughout the years.

In the preview clip, host Ray Romano shares his thoughts about Letterman, his legacy, and the impact he had on Romano's life and career.

Letterman's final LATE SHOW broadcast airs Wednesday, May 20 (11:35 PM-12:37 AM, ET/PT) on the CBS Television Network.