Season 4
Episodes
1. Butterfly Follies
Star and Marco go in search of Queen Moon.
2. Escape from the Pie Folk
Star's search for her Mom takes her to the home of the Pie Folk, where she must outwit them in order to reunite her family.
3. Moon Remembers
Moon is back, and Star wants to find the perfect time to tell her about Globgor.
4. Swim Suit
Star and Marco plan their beach day, but Eclipsa needs Star's help with an unexpected problem.
5. Ransomgram
Star and Marco journey to the Neverzone to rescue his friend Nachos from mysterious demons.
6. Lake House Fever
When a storm traps Star at Tom's family lake house, she turns it into a fun excursion.
7. Yada Yada Berries
Star and Marco turn into amateur sleuths to find who tried to turn Eclipsa to stone.
8. Down by the River
Moon and River try to adjust to life after giving up their crowns.
9. The Ponyhead Show!
Star enlists Ponyhead to help make Eclipsa more popular.
10. Surviving the Spiderbites
Star tries her best to distract the Spider Bite family when Eclipsa is late for her first royal dinner.
11. Out of Business
Star, Marco and Janna want to take full advantage of Quest Buy's "Going Out of Business Sale."
12. Kelly's World
Marco and Kelly risk life and limb to return a library book before it's overdue.
13. Curse of the Blood Moon
Star and Marco go on a perilous quest to break the curse of the Blood Moon.
14. Princess Quasar Caterpillar and the Magic Bell
Ludo becomes determined to figure out how to not let his past hinder him any longer and continue on with the rest of his life.
15. Ghost of Butterfly Castle
Moon revisits the Butterfly Castle ruins to discover an item she left behind, but she is soon surprised.
16. Cornball!
Star tries to convince Buff Frog to move back to Mewni.
17. Meteora's Lesson
Glossaryck needs Meteora to help him with an errand.
18. The Knight Shift
Star and Marco have to make some decisions about the future.
19. Queen-Napped
Star and Marco have to rescue a kidnapped Eclipsa.
20. Junkin' Janna
Tom learns how to have fun without Star.
21. A Spell with No Name
Star and Eclipsa's spells come face to face, and they must team up to stop a lethal spell gone rogue.
22. A Boy and His DC-700XE
Marco and Tom go on a dragon-cycling adventure.
23. The Monster and the Queen
Eclipsa has a date with Globgor.
24. Cornonation
Star plans a coronation for Eclipsa to become Queen.
25. Doop-Doop
Star attempts to figure out what to do with her life after she is not responsible for Mewni any longer.
26. Britta's Tacos
Marco is determined to consume 50 tacos in order to win a special prize that is being offered at Britta's Tacos restaurant.
27. Beach Day
Star gets ready to actually have the day at the beach with Marco.
28. Gone Baby Gone
Marco misplaces both Mariposa and Meteora somewhere in Hekapoo's dimension.
29. Sad Teen Hotline
Tom breaks up with Star but is not prepared for the consequences.
30. Jannanigans
Star and Marco need Janna's help to return to Mewni.
31. Mama Star
Star, Marco, Janna and Tom lose their memories as they traverse amnesia-inducing waters to get back to Mewni.
32. Ready, Aim, Fire
Star arrives in Mewni as a soldier attacks Monster Castle.
33. The Right Way
Star Butterfly, Pony Head, Seahorse, Kelly, Rich Pigeon, Jorby, Talon and Quirky Guy all arrive to bail out Eclipsa.
34. Here to Help
Moon arrives to save the day.
35. Pizza Party
Moon and Mina agree to disagree.
36. The Tavern at the End of the Multiverse
Star searches for a way to defeat Mina and her Solarian Warriors.
37. Cleaved
Star and Marco face their final conflict.