Season 1

The first season is the start of Star Butterfly Edition,It began on December 17, 2019 with the series premiere, "A Christmas with Star Butterfly" and may 14, 2020 with “The Haunted Truck”. Daron Nefcy and were the show runners of the season.
Picture	Title 	Original 	# 	Animation Services	U.S. viewers (millions)
 	Christmas with Star Butterfly 	December 17, 2019	01	Sugarcube 	
 	Jackie the new queen of Mewni 	January 11, 2020 	02	Mercury Filmworks 	
 	Apocalypse Marco 	January 13, 2020 	03	Mercury Filmworks 	
 	This is Star Butterfly Edition	January 15 , 2020	04	Mercury Filmworks 	
 	The Mewni Amusement Park 	January 17, 2020 	05	Mercury Filmworks 	
 	Ludo the Chef 	January 19, 2020 	06	Mercury Filmworks 	
 	The pool 	January 21, 2020 	07	Mercury Filmworks 	
 	Welcome to Lakebottom 	January 23, 2020 	08	Mercury Filmworks 	
 	Marco Diaz for president 	January 25, 2020 	09	Sugarcube 	
 	On the beach 	January 28, 2020 	10	Mercury Filmworks 	
 	Star Butterfly, the explorer 	January 31, 2020 	11	Mercury Filmworks 	
 	The show of Ludo 	February 2, 2020 	12	Sugarcube 	
 	Valentine's Day 	February 14, 2020	13	Sugarcube 	
 	Marco's hiccups 	February 18, 2020	14	Sugarcube 	
 	The call of Tom Lucitor 	February 20, 2020	15	Sugarcube 	
 	Marco in the army 	February 23, 2020	16	Sugarcube 	
 	The world of desserts 	February 28, 2020	17	Mercury Filmworks 	
 	The great day of the woman 	March 8, 2020 	18	Mercury Filmworks 	
 	Star and Saint Patrick's Day 	March 17, 2020 	19	Mercury Filmworks 	
 	Mina's free day 	March 22, 2020 	20	Mercury Filmworks 	
 	April fool's day 	April 1, 2020 	21	Sugarcube 	
 	Queen Jackie 	April 16, 2020 	22	Sugarcube 	
 	Star Butterfly's nightmare 	April 25, 2020 	23	Sugarcube 	
 	Marco's ice sculpture 	May 5, 2020 	24	Sugarcube 	
 	The Mother's Day 	May 10, 2020 	25	Mercury Filmworks 	
 	The Haunted Truck 	May 14, 2020 	26	Mercury Filmworks 	
 	The Gorilla Giant 	May 19, 2020 	27	Sugarcube 	
 	River Overboard 	May 25, 2020 	28	Sugarcube 	
Category:List of Episodes
Category:Seasons