Calvert stands right smack in front of Dave at his desk and has to be shooed away; Biff, with a little help from Benny Agbayani, does an experiment on juiced baseballs on the roof; Alec Baldwin sticks gum on Maria's jacket during a commercial break.
click here to see where to watch or .
Ready to Watch Late Show with David Letterman, Season 8, Episode 43?