Supergirl 6x5 - Prom Night!

Nia and Brainy attempt to save Supergirl from the Phantom Zoneby time traveling back to Kara's home in 2009. While determinedto secure the item needed to help Supergirl, Brainy is worriedabout keeping a low profile so as not to alter the futuretimeline. However, when their ship crashes upon arrival, ayoung Kara Danvers is the first on the scene. Meanwhile, ayoung reporter named Cat Grant sets her sights on Midvale asshe suspects there is a big story in the small town.