GRIMSBURG: The Grimsburg police department goes undercover at a wedding to catch the notorious bouquet-catcher killer. Kang, Summers, and Wynona try to perform convincingly as the wedding band but Flute is distracted when Harmony catches the bride's bouquet, putting her in the killer’s crosshairs on the "Say Yes to the Death" episode of GRIMSBURG airing Sunday, Mar 10 (9:30-10:00 PM ET/PT) on FOX. GRIMSBURG © 2024 by FOX Media Inc.