Supergirl Soundtrack 
Episode 8 • Crisis On Earth-X, Part 1
Free Stress Test
(Centrel City) Barry fights for King Shark when Iris contacts him to tell him they're having missing several RSVPs for the wedding; (Star City) Felicity contacts Oliver in the field to make sure they're going to Barry and Iris' wedding; (England - Middle Ages) As the team fight, Sarah asks them if they made sure to RSVP for Barry and Iris' wedding then leave for the wedding; (National City - Earth 3) Supergirl fights a Dominator.
Love Is Emotional
Barry watches as Iris sleep then 'flashes' out; Oliver and Felicity both lie wide woke as mole over the night before; Alex sneaks out of bed with Sara; Martin watches Jax sleep; Mick tells Martin be borrowed a robe and that the house is out of milk; Jax lies awake; Iris breakfast waking for her from Barry.
C'mon, there's no such thing as a stupid question. Get the ball rolling and be the first.