Watch Supergirl Online: Season 3 Episode 3

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Did the wedding shower go to plan?

That was the big question on Supergirl Season 3 Episode 3 when Eliza returned and decided it was time to give her daughter a wedding shower to beat all wedding showers. 

Meanwhile, Maggie tried to reach out to her estranged father, but was it too little too late?

Also, Supergirl made her way to another planet with J'onn and M'gann, but what did they find out?

Use the video above to watch Supergirl online right here via TV Fanatic. Get caught up on all of the action right here.

Paul Dailly is a staff writer for TV Fanatic. Follow him on Twitter.

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Supergirl Season 3 Episode 3 Quotes

You think you have what it takes to break my father's mind? More powerful Martians than you have tried, boy.


J'onn: My father thinks I'm a coward.
Kara: Then he doesn't know you. 'Cause the man I know has dedicated his entire life to making sure what happened on Mars never happens anywhere else. So go in there J'onn. Show your father who his son really is.