What do you get when you take tons of hilarious one-liners, riddles, knock-knock jokes, and tongue twisters, then add dozens of hilarious illustrations? Sandy Silverthorne's latest joke book This crazy-fun, fully illustrated book is filled with the best clean humor around. Jokes like What do you call a flock of sheep rolling down a hill?
A lamb-slide Knock, knock
Who's there?
Ammonia.
Ammonia...