Tina Gallo,Emilie Chollat
Knock, knock. ,Who's there? ,Lettuce! ,Lettuce who? ,Lettuce in, it's cold out here! ,From the first knock-knock joke to the last,Â ,
  ,Lettuce In!,
,Â provides the perfect introduction for young joke tellers.Â With whimsical animal characters and easy-to-follow jokes, this book alsoÂ features a flap on every spread. The flaps reveal the surprise punch-line to each hilarious knock-knock joke!
Lettuce In!: And Other Knock-Knock Jokes