Watch Supergirl Online: Season 2 Episode 18

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How did Kara feel about Lena's ex-boyfriend coming to town?

That was addressed on Supergirl Season 2 Episode 18 when Lena asked Kara to attend a conference with her. 

Meanwhile, Kara tried to woo Snapper at the event, but things took a crazy turn when she tried to act like his reporter. 

Also, Jack's new nano-technology became a cause for concern when it seemed too good to be true. 

Use the video above to watch Supergirl online to get caught up with the latest developments for the characters on this hit CW series. 

Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.

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Supergirl Season 2 Episode 18 Quotes

Mon-El: She's having dinner with Jack.
Kara: How did you know that?
Mon-El: She called and she was hoping that you would talk her out of it.
Kara: We're going.
Mon-El: I just don't think she meant in person.
Kara: No, come on.
Mon-El: It just feels like stalking.
Kara: No, it's journalism.
Mon-El: Ok. It's very creepy journalism.

J'onn: There is literally nothing for you to do.
Kara: Nothing?
Winn: I challenge you to find an 8-year-old stealing candy.
Alex: It's like somebody slipped law-abiding serum into the reservoir.
Kara: Did somebody do that? Is that illegal? I could stop 'em.