Student Exchange Programs

Does any one know the other one, where the boy was locked in his room by his asian father, because he didn’t want him to go any where, and there was a disco dance but someone changed the music, and there were korean people dancing, and was a fight, and the white girl didn’t get along with them, but in the end there was for give ness like at the church, this girl was english at home, and call received a phone, very good movie but don’t know what this could be called been looking for it all over yahoo answers, please tell me what movie this could be.