The phrase is, indeed, used in both books. It's used several times in Slapstick
, and at least once in Slaughterhouse 5
"Go take a flying fuck at a rolling donut," murmured Paul Lazzaro in his azure nest. "Go take a flying fuck at the moon."
Philip Jose Farmer
- SH 5
, as Kilgore Trout
, uses a derivative
of this invective
in Venus on the Half-shell
- "Go take a flying fuck at a rolling karass
! Go take a flying fuck at the Dupraaaaaaass
Just some more "Kilgore Trout is Kurt Vonnegut" confusion, which probably thrilled
1 kurass and duprass are tenets of Bokonon from Vonnegut's Cat's Cradle.