Puppycorn is annoyed that Unikitty is always helping him and treating him like a little kid. Not wanting to be a "little brother" anymore, he eats some of Dr. Fox's "growing taffy" to literally grow bigger.

Puppycorn is determined to become the Hot Dog King and joins an underground hot dog eating contest called Wiener Club. Rick warns "you are what you eat," but Puppycorn doesn't listen and eats so many hot dogs he becomes the new champion of Wiener Club. Unfortunately he also literally turns into a hot dog, that the other club members reveal they are going to eat! Unikitty and the gang now must attack with vegetables and defeat the hot dog-eating baddies in order to save the giant hot-dog-shaped Puppycorn and turn him back to normal.

During the fireworks show, Unikitty and Master Frown were trapped in the horns on the Unikitty Castle when she caught Master Frown trying to mess up the fireworks. Unikitty tried to find out why Master Frown always grumbled.

After being rudely interrupted by Bim-Bom during her morning song, Unikitty takes advice from her friends and writes down her feelings in a letter. She intends to keep it to herself, but accidentally sends it.

After being bought at a charity auction, Hawkodile is forced to spend the day as Old Lady Edith's personal bodyguard.

Puppycorn needs a lesson on how to be cool. The gang is more than happy to teach him, until his coolness freezes the whole kingdom.

Hawkodile insists the Unikingdom is more dangerous than it looks and sets out to prove it by taking his friends on bodyguard patrol.

Hawkodile breaks his arm in a careless spill and lies to his friends about the accident to keep things from looking bad.

An eccentric figure announces a contest to tour her marvelous ice pop factory, sending the gang on a frantic quest to find the winning popsicle stick.

A relaxing beach day becomes an underwater adventure when Unikitty and her friends find a message in a bottle.