It is basically when you have a group of people partying madly. :D
It depends on what type of dance and where you dance but here are some answers! Ballet: Pink tights-Pink Canvas Ballet shoes-Leotard-Pointe Shoes* Jazz: Jazz shoes- any tshirt- shorts (soffee is the...
You can use 1 if you want but if your doing ddr with two people then you need 2 mats.
Dynamite by Taio Cruz!
check youtube