The Happets in the Kingdom of the Sun (, ; also shortened to La tròpa de trapo) is a 2010 Spanish animated film directed and produced by ÃÂlex Colls from a script by Lola Beccaria, loosely based on a Catalan children's preschool show of the same name that aired on the Catalan TV3. It was released on 29 October 2010 in Spain, and won Best Animated Film at the 3rd GaudàAwards.
Mumu, a little cow, abandons her non-glam friends to become a star with very cool sheep, however, she soon comes to rue her decision.
The film had its world premiere at the 5th Madrid de Cine-Spanish Film Screenings in Madrid on 22 June 2010. It was released theatrically in Spain on 29 October 2010 by Alta Films.