The parade of celebrities saying goodbye to David Letterman has continued with Adam Sandler. He stopped by, guitar in tow, to sing a musical tribute to Letterman, and you might be surprised by how emotional it gets. In true Sandler fashion, the song is NSFW, but there are some truly sweet parts about how Letterman is his best friend in television and he wishes he would be on for 30 more years. Take a look below, and see how fellow Saturday Night Live alum Will Ferrell said goodbye to the longtime host as well.
You also need to see Sandler's very first time guesting on Letterman's show as a stand-up comedian back in the '90s: