The Only Gay Eskimo by Tenacious D
Since it's one of the funniest songs by The D, but not on the album, here's the chords.
C, G, Am, F#7
It just repeats over and over through the song. The different styles at the end of the song follow the same chord pattern, but you'll need to listen for the timing
can't find the lyrics anywhere online, so you'll just have to listen to it