Giovanni Rufino/WB

Chuck, Serena, Blair, Dan, Eric, and Jenny—in a Zero Maria Corejo coat, Alexander Wang sweater, BCBG skirt, Spanx tights, Cleobella bag, Tania Spinelli boots, and Courtney Lee Collection necklace (far right)—find themselves faced with a crisis when a member of one of their families is hospitalized. Meanwhile, Nate attempts to help his parents, The Captain (guest star Sam Robards) and Anne (guest star Francie Swift), put their complicated past behind them and reconcile. Katie Cassidy (near right) guest stars as Juliet in a Cut 25 dress, Hue tights, and Louboutin heels. Tune into the CW at 9 p.m. ET Monday night to see all of the amazing fashion!