Maggie reaches out to her estranged father when Eliza throws her and Alex a wedding shower, while Supergirl joins J'onn on a personal mission.
Did You Know?
When Supergirl punches a White Martian off his feet, you can clearly see her fist never even touches the alien. See more
[Kara fights off a White Martian
How did you know which one was me?
References Herr Meets Hare
...Baby One More Time
Written by Max Martin
Performed by Britney Spears See more