How many giggles are in a gaggle? More than you can count! Bringing together the tongue twisters, nutty jokes, silly knock-knocks, and goofy riddles from four best-selling Giggle Fit™ books, this power-packed volume will have jokesters howling with laughter. Try this tongue twister on for size: " This is a zither. Is this a zither?" How about this wacky joke? Why did the puppy go to the hair salon? To get a shampoodle. It's enough to keep you laughing...