Happy Days was a spin off from what US TV show?

More Questions:

What term for stable, well-established stocks comes from a $10 bet in poker?

What was the original brand of cereal whose mascot was Chip the Wolf?

What is a Dubbel?

What was the original cost of the first Ford Model T, sold in 1909?

What type of berry was once believed to cause birthmarks when eaten by pregnant women?

From what language did English borrow the word "catamaran"?

What does an ichthyologist study?

What is a whale's leap out of the water called?

What do SETI programs search for?

What animal may be Stag, Rhinoceros or Dung?

What type of music did Patsy Cline sing?

What year saw the completion of Big Ben?

What US state has been governed by Philip La Follette and Tommy Thompson?

Which two sisters are the only ones to win the ACM’s Top Female Vocalist award?

Which two countries border Uruguay?