What's 90 degrees and never incorrect?

Why is the number 4 so smart?

Why can't your hand be 12 inches long?

What kind of horse can swim underwater without coming up for air?

What did the tiger eat after having his teeth pulled?

What did the farmer call the cow that would not give him any milk?

What is the ceremony called when two guitarists get married?

Why did the man give up being a taxi driver?

Do you know the name Pavlov?

Why is it risky to hire a leprechaun?

What type of water is always up to date with the latest trend?

Why do bananas need to use sunscreen on their summer vacations?

What did the kitten say when it lost its favorite toy?

Why did the woman want to stop dating Spiderman?

What did the ghost drink when it was trying to stay healthy?