Late Show with David Letterman · Season 4
Kids Tell Jokes, Mary Steenburgen, Ray Wold
S4·E115 · 6 Mar 1997
Synopsis
Bluesman Keb' Mo sits in; Dave and Paul shill a new sleeping enhancer called EclipseQuil; ""pyrotechnic madman"" Ray Wold blows up stuff and somehow avoids burning himself.