Ten-year-old Bernie Dingledorf is recruited as a secret agent to fight Dr. Chuckles, who is forcing the smart people of the world to laugh uncontrollably so that they will be what he wants them to be instead of what God wants them to be.

Mary-Kate and Ashley are excited to attend their town's annual Halloween Carnival. Every year, the carnival's proceeds go to charity -- but this year, few people are riding the rides or playing the games. That's because there's a ghost at the carnival that's scaring all the kids away! The girls must figure out who or what the spectre is -- and how to get rid of it -- or the carnival doesn’t stand a ghost of a chance!

In The Case of the Hiccupping Ears, people all over the world are forgetting how to eat, see, hear, smell, and even walk! What on earth is going on? The boys at B.A.D.D. (Bungling Agents Dedicated to Destruction) are once again at work. Only Secret Agent Dingledorf and Splat can stop them.

Only Secret Agent Dingledorf and his trusty dog, Splat, can find the answer. Only they can save the day while also learning the importance of obeying those in charge. This funny, zany story is an adventure about following rules and the chaos that happens when we don't! Book jacket.

In Secret Agent Dingledorf's sixth top-secret case, everyone's pets are going crazy! Cats think they can sing opera. Dogs think they're country-western stars. Even Priscilla's turtles think they can yodel! Only Secret Agent Dingledorf and his trusty dog, Splat-created by the outrageously funny Bill Myers-can solve the case and save the day. Black-and-white illustrations bring the mystery to life as everyone learns a little lesson about the importance of treating pets and animals with kindness.

Acclaimed authors Holly Black (Ironside)and Cecil Castellucci (Boy Proof) have united in geekdom to edit short stories from some of the best selling and most promising geeks in young adult literature: M.T. Anderson, Libba Bray, Cassandra Clare, John Green, Tracy Lynn, Cynthia and Greg Leitich Smith, David Levithan, Kelly Link, Barry Lyga, Wendy Mass, Garth Nix, Scott Westerfield, Lisa Yee, and Sara Zarr. With illustrated interstitials from comic book artists Hope Larson and Bryan Lee O'Malley, Geektastic covers all things geeky, from Klingons and Jedi Knights to fan fiction, theater geeks, and cosplayers. Whether you're a former, current, or future geek, or if you just want to get in touch with your inner geek, Geektastic will help you get your geek on!

The earth is being invaded by worms! They're everywhere...crawling on kid's toothbrushes, squirming in their sandwhiches, making guest appearances in Mom's spaghetti dinner. And worst of all, people find them...tasty! But is it really an invasion or the work of B.A.D.D. (Bungling Angents Dedicated to Destruction)? Only Secret Agent Dingledorf and his trusty dog, Splat, can find out and save the day...while also realizing the importance of doing good and helping others.