Which 1977 sketch has Tim Conway and Harvey Korman playing two soldiers stranded in the middle of nowhere — and starting to lose it?

Parched and lost, Conway and Korman are wandering in the Sahara when Vicki Lawrence pops out of nowhere with a tray, announcing "Last call for alcohol!" Conway is thrilled but Korman tries to convince him he's getting tricked by a mirage.

Asked by Susanna Henke · Last updated 5 years ago · 2.3K views · SOURCE