Se Eu Fosse Voc English If I Were You is a 2006 Brazilian comedy film directed by Daniel Filho.
The film follows the story of Cludio, a successful publicist who owns his own agency, and Helena, his wife, a music teacher who takes care of a childrens choir. Accustomed to the daybyday marriage routine, they occasionally argue. One day they have a bigger fight than normal, which causes something inexplicable to happen they switch bodies. Terrified, Claudio and Helena try to appear normal until they can reverse the situation. But to do so they will have to fully assume each others lives.
Source: Wikipedia