Starring: Nathan Fillion, Richard T. Jones, Alyssa Diaz, Titus Makin Jr.
Casualties - S2-E14
Plot hole: When Bradford and Chen arrive at her apartment to see the damage her newly adopted dog did, she discovers the dog ate her roommate's varsity jacket, but she had to turn the doorknob to open the door; there is no way the dog got into that room if the door was closed.
The Hammer - S6-E2
Nolan: Sorry I had to bail on our wedding reception.
Bailey: You didn't miss much.
The Choice - S5-E4
Trivia: Baily works for LAFD Fire Station 118, the same fire station on the 9-1-1 series; they even use the same engine for both shows.
Answer: Window tool.