The Arcs is an American garage rock band formed by the guitarist and vocalist of The Black Keys, Dan Auerbach. Auerbach announced this side project after performing on the Governors Ball in 2015. The group's first album, Yours, Dreamily, was released on September 4, 2015. Members include Leon Michels, Nick Movshon, Homer Steinweiss, Richard Swift, and Kenny Vaughan along with contributions from Mariachi Flor de Toloache.