How do you load a Beta VCR?
In the top.

What is the significance of "Where's the beef?!"
Cranky old lady ad campaign for... Carl's Jr or Wendy's, I forgot which. It was a part of a political campaign, too.

What was Short Circuit about?
Johnny 5! The chick from The Breakfast Club was in it.

What brand-name product was named after president Jimmy Carter's brother Billy?
All I can think of is Billy Beer.

Fill in the next two letters--"Who Shot....?"
Mr. Burns! xD

Who was Sergeant Joe Slaughter?
Wrestler, I believe.

Who were the Go-Bots?
Transformers? I can only remember the Boyz Botz, from Botz Master.