The missing panel to the "hand" landscape painting as mentioned in the Pilot (2018) is found in Eddie's private office with the inscription
"W3F9MV"
During the flashback scene when Dylan breaks up with Sam during live interview, he walks away and leaves Sam heartbroken and alone on the red carpet. Towards the end of the episode, when Dylan asks Sam if there's a chance they could get back together, she shakes her head and walks away leaving Dylan standing alone on the red carpet, and putting them in reversed roles.