How did The Flash manage to save Supergirl?
That was a key question on The Flash Season 3 Episode 17 when Mon-El and Hank Henshaw made their way to their Earth with a comatose Supergirl.
The Music Meister surprised Barry and put him in a similar coma, forcing him to meet with Supergirl and the pair performed multiple duets.
Did following the script really allow them to make it back to the land of the living?
Use the video to watch The Flash online to get caught up with the latest drama.
Paul Dailly is a staff writer for TV Fanatic. Follow him on Twitter.