Star vs. the Forces of Evil Season 4 Episode 16 - Beach Day/Gone Baby Gone >As Marco puts Meteora and Mariposa to bed, Hekapoo arrives and warns Marco against returning to Mewni due to some unspecified danger. However, she leaves the portal open and both babies crawl through. Marco and Star arrive in Hekapoo's dimension where they find that the two are now teenagers. Meteora and Mariposa capture the two and take them to see Wyscan the Granter so that he can give Mariposa magic powers of her own. She backs down at the last minute and she and Marco decide to fight Wyscan when he proves immune to Star and Meteora's magical powers. Afterwards, Marco finally proves to Mariposa that they are siblings and that he loves her. When Mariposa and Meteora decide that they want to stay in the dimension, Marco and Star convince them to come back for the food and he quietly puts them back to bed.