Kai's aunt is getting married, and everyone in the Donovan family is excited about the wedding ... except Kai. The highlight of every Donovan occasion is dancing the electric slide - a groovy line dance with footwork that Kai can't quite figure out. More than anything, he wants to prove that he can boogie with the rest of his family and earn a cool nickname from his granddad. Can Kai break through his nerves and break it down on the dance floor?