The 100th episode of the "Supergirl" live-action TV series is titled "It's A Super Life", directed by Jesse Warn, airing February 23, 2020 on The CW:
"...'Mxyzptlk' (Thomas Lennon) returns with a proposition for 'Kara' (Melissa Benoist): What if she could go back in time and tell 'Lena' (Katie McGrath) her secret before 'Lex' did, would things turn out different?
"Looking back over key moments in her life, Kara must decide if she wants to change history to become friends with Lena again. Then familiar faces return..."
Click the images to enlarge and Sneak Peek "Supergirl: It's A Super Life"...