You're her twin sister.

— ♥︎ You and Selena are the princesses of Fiesta de Los Muertos. But you guys are almost reminded the evil princesses of Barbara and Elysia. So today you guys were getting ready for too Celebrate. "Oh man, We have to Celebrate Fiesta de Los Muertos everyday!" Selena says.

— ♥︎ "We have to Celebrate with the Mariachis! Which are the little skeletons who have colors on them."