Monster Bash
Star vs. the Forces of Evil - S3 - E24
All the youth of Mewni gather at the ancient Monster Temple to celebrate a new era of monsters and Mewmans living together in peace -- until guests start disappearing.
Star vs. the Forces of Evil: Season 3 - 38 Episode s
3x1 - Battle for Mewni: Return to Mewni
July 15, 2017
Star returns to her home dimension of Mewni where she discovers that magic is disappearing throughout the kingdom.
3x2 - Battle for Mewni: Moon the Undaunted
July 15, 2017
Star must dig deep and challenge archnemesis Ludo in an effort to save her family and kingdom.
3x3 - Battle for Mewni: Book Be Gone
July 15, 2017
Despite dire warnings, Ludo tries to write a new chapter in the Book of Spells.
3x4 - Battle for Mewni: Marco and the King
July 15, 2017
King River struggles to keep the kingdom running without Queen Moon's help.
3x5 - Battle for Mewni: Puddle Defender
July 15, 2017
Buffrog helps Star escape from Moon's ever-protective watch.
3x6 - Battle for Mewni: King Ludo
July 15, 2017
With Ludo in control of the kingdom, Marco must decide his next move.
3x7 - Battle for Mewni: Toffee
July 15, 2017
King Ludo's reign reaches as a tipping point as Star returns to the castle. Star must summon her strength to save her family and the kingdom.
3x8 - Scent of a Hoodie
November 6, 2017
Star secretly keeps Marco's hoodie as a reminder of their friendship.
3x9 - Rest in Pudding
November 6, 2017
Star has recurring visions of Glossaryck and believes he's haunting her.
3x10 - Club Snubbed
November 7, 2017
Tom snubs Star at the Silver Bell Ball.
3x11 - Stranger Danger
November 7, 2017
Star meets the ancient Queen Eclipsa.
3x12 - Demoncism
November 8, 2017
Star and Tom's relationship is put to the test when Tom decides to get rid of his demons.
3x13 - Sophomore Slump
November 8, 2017
Marco decides to put a full effort into living life in the present on Earth.
3x14 - Lint Catcher
November 9, 2017
Knight of the wash, Sir Lavabo, gets a familiar squire.
3x15 - Trial by Squire
November 9, 2017
Star prepares for the Midnight Warrior Blowout Sale at Quest Buy.
3x16 - Princess Turdina
November 13, 2017
A surprise visitor pressures Marco to reveal Turdina's true identity.
3x17 - Starfari
November 13, 2017
Star goes out into the field to understand why Mewmans treat Monsters unfairly.
3x18 - Sweet Dreams
November 14, 2017
Star discovers she travels through multiple dimensions in her dreams.
3x19 - Lava Lake Beach
November 14, 2017
Kelly breaks up with her boyfriend and Marco questions his friendship with Star Butterfly.
3x20 - Death Peck
November 15, 2017
Star urges the royal youth of Mewni to sign a petition calling for the equal treatment of monsters.
3x21 - Ponymonium
November 15, 2017
Star becomes thrilled when Pony Head invites her to dinner with her sisters.
3x22 - Nightlife
November 16, 2017
Star learns that Marco and Hekapoo have been dealing with rogue interdimensional portals.
3x23 - Deep Dive
November 16, 2017
Star's sleep-portaling becomes a danger and she decides to put a stop to it.
3x24 - Monster Bash
November 16, 2017
All the youth of Mewni gather at the ancient Monster Temple to celebrate a new era of monsters and Mewmans living together in peace -- until guests start disappearing.
3x25 - Stump Day
December 2, 2017
Star, Marco and the rest of Mewni celebrate a special snowy holiday, "Stump Day."
3x26 - Holiday Spellcial
December 2, 2017
Spider with a Top Hat invites one of Eclipsa’s dark spells to the office holiday party.
3x27 - The Bogbeast of Boggabah
March 3, 2018
King River interrupts Star's eager investigation into Eclipsa's past and demands her help on a dangerous hunt.
3x28 - Total Eclipsa the Moon
March 3, 2018
Moon enlists Eclipsa herself to access Mewni's most guarded records.
3x29 - Butterfly Trap
March 10, 2018
Moon and the Magical High Commission put Eclipsa on trial for her evil past with Star as a key witness.
3x30 - Ludo, Where Art Thou?
March 10, 2018
Dennis goes on a dangerous journey to find Ludo living in another dimension.
3x31 - Is Another Mystery
March 17, 2018
Buffrog leaves Mewni in search for a better life, and Star goes to look for him.
3x32 - Marco Jr.
March 17, 2018
Marco returns to Echo Creek to discover that his mom is pregnant.
3x33 - Skooled!
March 24, 2018
Ponyhead returns to St. O’s and finds that the curriculum got tougher.
3x34 - Booth Buddies
March 24, 2018
A magical photo booth at a wedding goes on the fritz and captures Star and Marco inside.
3x35 - Bam Ui Pati!
March 31, 2018
Ponyhead shuts herself away to watch the finale of her favorite Korean Drama.
3x36 - Tough Love
March 31, 2018
Eclipsa and Moon bring Princess Meteora home peacefully after the massive destruction she's caused.
3x37 - Divide
April 7, 2018
Star becomes acting Queen and plans for Marco and his warriors to delay Meteora from reaching Castle Butterfly long enough for Star to find Moon and destroy the monster princess.
3x38 - Conquer
April 7, 2018
Star must find the courage to face Meteora alone and make a decision that will change the kingdom forever.