Dizi Adı: 9-1-1: Lone Star
Bölüm Adı: Yee-Haw
Sezon/Bölüm: 1. Sezon 2. Bölüm
Yayın Tarihi: 20 Oca. 2020

The crew races to a disaster at a wave pool, and an outbreak of mercury poisoning that is leaving its victims in a a zombie-like state. Meanwhile, Owen must come to terms with his illness and what the side-effects of treatment may do to his vanity. Also, Michelle follows a new lead on her missing sister while TK is unsure how to handle his budding relationship with Carlos.