As Alex and Maggie prepare to celebrate their first Valentine’s Day together, Kara receives a declaration of love from an unlikely source on the Supergirl episode airing February 20.

The episode is titled “Mr. and Mrs. Mxyzptlk.” Here is the synopsis from TV Guide: “A magical imp named Mr. Mxyzptlk shows up on Earth and declares his love for Kara, who tries to let him down easy. However, he won’t take no for an answer and starts to wreak havoc on National City. As Mon-El and Kara argue over how to get rid of Mr. Mxyzptlk, Alex and Maggie celebrate their first Valentine’s Day together.”

Don’t miss Supergirl “Mr. and Mrs. Mxyzptlk” airing Monday, February 20 at 8/7c on The CW.

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