No purchase necessary. U.S. residents 18+. NOT sponsored by YouTube. Enter between 3/14/17 and 3/28/17. Entries are subject to the Official Rules: http://www.dccomics.com/watchandwin We know Supergirl can carry a car, truck or plane... but can she carry a tune? In today's new episode of DC All Access, we go on set for next week's Flash/Supergirl musical crossover. Cast members from both shows fill us in on what we can expect and reveal the connections that guest star Darren Criss has with...seemingly everybody! Plus, we dive into some of this week's new comics, squad up with our panel of the week and give you a chance to win a Legion of Collectors Superman box! DC All Access is your connection to all of the latest DC news and announcements. Subscribe so you don't miss a segment, and be sure to visit DCComics.com for articles, features, character bios and more. #DC #DCComics #DCUniverse