The CW has released an official description with spoilers for the Friday, January 20 episode of Crazy Ex-Girlfriend.
The title of the episode is “Josh Is the Man Of My Dreams, Right?” and here’s the write-up:
BLAME IT ON THE WEATHER — When the Santa Ana winds blow into town, they cause everyone in West Covina to act a little strangely and question their relationships and priorities. Rebecca (Rachel Bloom) and Nathaniel (Scott Michael Foster) get to know each other better while Paula (Donna Lynne Champlin) and Darryl (Pete Gardner) confront an ongoing dilemma in their friendship. Vincent Rodriguez III, Gabrielle Ruiz and Vella Lovell also star. Elisabeth Kiernan Averick wrote the episode, directed by Michael Patrick Jann (#211). Original airdate 1/20/2017.
UPDATE: We now have some preview images as well! Enjoy: