Disguised in place of my brother

Elvira's dad say's her older brother, Elvin , that he will be taking over his company, Elvin gets mad and refuses to take over the company but when their dad gets angry, he has no other choice but to agree on taking over. Their dad then say's that he will be hosting a business party for the celebration of Elvin taking over, but the next day something shocking is going to happen that is going to involve Elvira into the biggest mess ever.