Watch CW’s New “Let It Happen” Promo ft. Supergirl, The Flash, Arrow & Legends of Tomorrow

All your favorite CW superheroes have come together for a new promo. Entitled, “Let It Happen”, the promo shows off footage from their superhero shows, Supergirl, Arrow, The Flash and DC’s Legends of Tomorrow.

All currently in production in Vancouver, they will air their new seasons this coming October on the network. I can’t wait to watch all four shows’ new episodes! Fall TV season is almost here and I couldn’t be more excited!