What's ET short for? Because he's got little legs. Featuring subjects from hacking to hipsters, AI to modern art, plastic to post-apocalyptic puns, The Amazing Joke Book will provide hundreds of laughs for all the family. Q: What's ET short for? A: Because he's got little legs. Featuring subjects from hacking to hipsters, AI to modern art, plastic to post-apocalyptic puns, The Amazing Joke Book will hit your funny bone right where it's needed. Ideal for dipping into, as inspiration for entertaining your friends or making a speech, this bumper book of funnies is guaranteed to provide hundreds of laughs for all the family. ABOUT THE SERIES: Sirius Super Funny Joke Books bring together collections of side-splittingly funny jokes, from witty wise cracks to knock knock jokes and shaggy dog stories, accompanied by hilarious cartoon illustrations.