<P> A two - hour television film called The Battle for Mewni , which comprises the first four episodes of the third season , premiered on July 15 , 2017 . The season concluded on April 7 , 2018 , with a two - part one hour finale . The fourth season is scheduled to premiere in early 2019 . </P>
<P> A two - hour television film called The Battle for Mewni , which comprises the first four episodes of the third season , premiered on July 15 , 2017 . The season concluded on April 7 , 2018 , with a two - part one hour finale . The fourth season is scheduled to premiere in early 2019 . </P>
when does the next episode of star vs the forces of evil air
when does the next episode of star vs the forces of evil air
in early 2019
in early 2019