Music Meister Confirmed For DCTV Crossover
Though Supergirl started out on CBS, in their attempt to bring the superhero genre to the big networks, it was proven to be a part of the Arrowverse via a fun episode long crossover with The Flash. It was announced last year that the two would have another crossover, but in musical format. This left many wondering how this would happen, and now we have our answer: The Music Meister.