Back in the good ol' days, you didn't sample stuff or copy riffs. You just stole whole songs and changed the lyrics. That's what it sounds like here, the Sonics' "Witch" being the later of the two 45s. I think they did a bang up job.
~ NOTE: ALL MEDIA IS HOSTED BY THE BLOGS & SITES NAMED BELOW ~Listen:
Lloyd Nolen - Fun Fun mp3 at Diddy Wah
The Sonics - The Witch mp3 at Tinyvices