Biff Henderson's Golf Cart of Death Collection on Letterman, 1991 

There were two week-long installments of Biff Henderson's Golf Cart of Death: one in February 1991 and one the following November.
Sorry for the occasional video blips.
1. February 19, 1991. Soda cans.
2. February 20, 1991. Champagne glasses.
3. February 21, 1991. Cups of flour.
4. February 22, 1991. Condiments, and Dave's mistake of the night. Then Viewer Mail, featuring Anton Fig and Laurie "Rose" Diamond. (Into the commercial break, the band plays "You Can't Sit Down.")
5. November 26, 1991. Goose-down feathers.
6. November 27. 1991. Cups of superballs.
7. November 28, 1991. Pink champagne.
The February 22, 1991, disaster re-aired at the end of the antepenultimate Late Night on June 23, 1993.