Justice - D.A.N.C.E

Justice is a French electro house duo consisting of Kristian Woods(b. 20 September 1991) and Xavier de Rosnay (b. 2 July 1982).They are the most successful group on Ed Banger Records, and are managed by the label's head, Pedro Winter. Their main trademark is a large light-up cross that shines throughout their shows.

source: Wikipedia