George and Harold get revenge on their gym teacher by writing him into a ridiculous new comic. But t...

A school dance sounds like fun -- but only if the boys can keep their music teacher from playing DJ...

To get out of an epic assignment, George and Harold go back in time to the moment homework was inven...

After Erica critiques their comic book, George and Harold create a brand-new character -- a vampire...

A T.P. prank gone wrong leads to clogged toilets -- and a fateful explosion -- that turns the boys'...

Holy guacamole! George and Harold are so determined to win an avocado-growing contest that they acci...

Rumors swirl around the shadowy Bo Hweemuth, a mysterious student with secret gifts who has the whol...

The boys' latest comic inspires their jorts-wearing Spanish teacher to become a superhero with other...

After Erica compares her suspension to a vacation, a jealous George and Harold pull every prank in t...

A chocolate-pudding "incident" sends George and Harold into hiding. But there's a new principal when...

The boys travel back in time to stop Mr. Krupp from becoming a bully, only to find that their plan h...

To steal Mr. Krupp's rule book from a tightly locked safe, the boys cook up a super-intelligent gas...

It's a race against time as George and Harold try to get Mr. Krupp fired before he can have them exp...

With Mr. Krupp gone and two terrible Melvins in charge, Harold and George fight back by hypnotizing...

The boys recruit kids to join the M.I.S.F.A.R.T.S. -- the Mega Incredible Search Force Adventure Res...

After injecting all the teachers with bee DNA, the Melvins run the new "hive mind" of the school --...

George and Harold train a rat for extra credit. But when their subject escapes into the sewers, he's...

Who knew a thawed-out dinosaur could read comics and pull pranks? Well, this one does -- and he's on...

Captain Underpants becomes a wanted man when a criminal who looks just like him starts robbing banks...

The boys use Melvin's new animal hybrid invention to make a creature that's a cross between a butt a...

After George and Harold work with Erica to create a new comic hero, she springs off the page -- and...

The boys transfer to a bizarro version of Jerome Horwitz Elementary, where the teachers are nice, th...

George and Harold trick Melvin into turning their bus into a time machine so they can reroute their...

The Melvins' latest invention sends the boys' Dump Day "trash-alanche" into another dimension -- and...

A final exam sends George and Harold to the Doom Dome, where they must battle Melvin -- who's been i...

Summer camp is on the line as Melvin's nanobots find a new host in Captain Underpants, forcing the b...

Harold and George can't wait to spend the summer together at camp. But not so fast, boys -- your old...

Stuck in separate camps, Harold and George unleash a hyperintelligent talking possum to scare the pa...

Eager to get the campers out of his hair, Krupp orders them to climb Plummet Peak, where a terrifyin...

Harold and George don't ask for much -- just a fun scavenger hunt that doesn't include doing Krupp's...

A run-of-the-mill arts and crafts session turns into an interdimensional adventure from which Harold...

Krupp's campers take on rich rivals in a hoity-toity boat race that also features a revenge-obsessed...

The campers' splat-tastic game of paintball is rather rudely interrupted by a foul and formidable fi...

With fun in short supply, Harold and George persuade Krupp to dump the campers in the middle of the...

The pressure's on Harold and George to tell the scariest campfire story ever. Perhaps their tale of...

A fierce game of plot potato takes an unexpected twist when Melvin

Despite being terrible at the job, Krupp wants to be the camp director again next summer. That's som...

It's parents' weekend at Lake Summer Camp, and Krupp's eager to make amends with Harold and George ....

George and Harold want Cash Networth to buy the camp and fire Krupp. But before he'll agree to pony...