Watch Supergirl Online: Season 3 Episode 8

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Why did someone show up to ruin Barry and Iris' wedding?

That was the big question on Supergirl Season 3 Episode 8 when everyone from the four different shows assembled for the wedding and realized that something was going to happen.

When the team realized they were dealing with Nazi versions of themselves, they went out of the way to make sure they knew their strengths and weaknesses. 

Did they find a way to save everyone?

Use the video above to watch Supergirl online right here via TV Fanatic. Get caught up with all the latest twists in the tale. 

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

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Supergirl Season 3 Episode 8 Quotes

J'onn: Supergirl, identify the threat so we can help you fight it.
Winn: Whatever it is, it came out of deep orbit and it is maaad.
J'onn: So it's alien?
Winn: Well, it's definitely not NASA.
Kara: Dominator. These guys are so last year.

Alex: You're right. This is not a time for us to go out, or have any fun. This is our time to wallow, to drown our sorrows, and put on break up weight.
Kara: No.
Alex: I was just kidding. I know that you are incapable of putting on weight, which I totally resent.