Wedding Party Tricks

My wife have a plan to join her friend's wedding party and she and her high school friends from highschool intends to liven up that wedding with their party tricks performance. They're going to play a celebration movie created by them and dance in "愛を叫べ", which is a new standard wedding celebration song by "嵐". They should learn to that the dance, but they don't have time anymore. The party will be held in two weeks! I would will help her by making to make time of practice of dance for the dance practice.