Marco breaks his arm before a Karate tournament. Star uses her wand to fix it, but accidentally gives him an evil sentient tentacle arm.

Star goes through mewberty, which covers her body in purple hearts and sets her off onto all the boys in school.

Star leads a class field trip to a museum in another dimension and puts the entire class in danger.

When Star is nominated as Mayor of Detention, she must help her constituents with their various problems.

Marco sets out to impress Jackie at Star’s slumber party, but a magical truth-telling game threatens to reveal too much for Star.

Star has second thoughts about attending a dead clown's séance, when Jackie asks Marco to go to the school dance with her.

When Star refuses to solve a problem in math class, she learns that avoiding her least favorite subject may have cosmic repercussions.

Hoping to help her forget about her strained friendship with Marco, Star's friends convince her to ditch the Diaz' end-of-the-school-year party for a more dangerous bash.

Marco decides to put a full effort into living life in the present on Earth.

Star's sleep-portaling becomes a danger and she decides to put a stop to it.

Star, Marco and Janna want to take full advantage of Quest Buy's "Going Out of Business Sale."

Star and Marco go on a perilous quest to break the curse of the Blood Moon.

Glossaryck needs Meteora to help him with an errand.

Star and Marco have to rescue a kidnapped Eclipsa.

Tom learns how to have fun without Star.

Star plans a coronation for Eclipsa to become Queen.

Star attempts to figure out what to do with her life after she is not responsible for Mewni any longer.

Star and Marco need Janna's help to return to Mewni.

Star, Marco, Janna and Tom lose their memories as they traverse amnesia-inducing waters to get back to Mewni.

Star arrives in Mewni as a soldier attacks Monster Castle.

Moon and Mina agree to disagree.

Star and Marco face their final conflict.