Feud with a Dude is a 1968 Merrie Melodies cartoon.
Plot
Merlin the Magic Mouse and his sidekick Second Banana fly their magic over the Ozarks and are shot down, landing them in the middle of a hillbilly feud between the Hatfields and the McCoys. Merlin uses magic tricks to pacify the hillbillies but soon tires of this and pulls a rocket out of his hat. They escape using real NASA rocket footage.
Gallery
Video
What's New Looney Tunes - Feud with a Dude (Enhanced!)
Feud with a Dude (1968)
Original Version