When one of Joshua’s old spells wears off, Finn and Jake find themselves facing an old childhood friend that neither of them can remember!

In this sixth Adventure Time original graphic novel, BMO and Jake are getting ready for the biggest costume party ever-they’ve received invites from everyone! As they party-hop, they realize that each party has one thing in common: a prankster. Detective BMO is on the case with the help of Jake, his sidekick, to figure out what’s going on. Join them as they travel all across Ooo to find who the culprit is, while still enjoying some fun times with friends.

Landmark 50th issue! In ‘Mashup,’ SpongeBob and Patrick merge into one being-but SpongePat can’t stop there. Soon the entire population of Bikini Bottom is one composite creature! Plus: A parody by Kaz, Krusty Krab confusion by Sam Henderson, a tale of SpongeBob OldPants by Michael T. Gilbert, and pinups by Lynne Naylor, David Petersen, and more!