I heard a joke about candy bars, but it wasn't very funny, so I just snickered.
Candybar Pun
Explanation
Explain Bear
Listen here, you smooth-brained mammal, I'm going to break this down Barney style. You see, "Snickers" is a type of candy bar. The author also "snickered", meaning to laugh quietly. It's a play on words, get it? A "pun." You are a person who probably only sees the world in 2D. Try harder, buddy.