The CW has released an official description for “Champagne Supernova” which is the Tuesday, April 9 episode of Roswell New Mexico. The description doesn’t have a lot as far as spoilers go, but here you go anyway.
NIGHT AT THE GALA — As the town prepares for the UFO Emporium Re-opening Gala, Liz (Jeanine Mason) and team find themselves on a collision course with an unlikely enemy. Nathan Parsons, Michael Vlamis, Lily Cowles, Heather Hemmens and Karan Oberoi also star. Edward Ornelas directed the episode written by Adam Lash & Cori Uchida (#111). Original airdate 4/9/2019.
UPDATE: We now have some official preview images!