"Sleepover" is the first segment of the twenty-second episode of Star vs. the Forces of Evil. It premiered on September 26, 2016 alongside "Gift of the Card", and is the first segment of the ninth episode in the second season.
- Eden Sher as Star Butterfly
- Abby Elliott as Janna Ordonia
- Adam McArthur as Marco Diaz
- Grey DeLisle as Jackie-Lynn Thomas
- Daron Nefcy as StarFan13
- Jenny Slate as Pony Head
- Marco reveals to Jackie Lynn Thomas that he has a crush on her.
- The end of the episode strongly hints that Star has a crush on Marco before the cube was crushed.
- October 20, 2016 (United Kingdom and Ireland)
- November 17, 2016 (Italy)
- January 12, 2017 (Poland)
- February 5, 2017 (Japan)
- March 7, 2017 (Latin America)
- April 14, 2017 (Southeast Asia)