Psych 3: This Is Gus (2021) -

In , Shawn Spencer and a "Groomzilla" Burton Guster embark on a high-stakes mission to track down the estranged husband of Gus's pregnant fiancée, Selene, before their shotgun wedding. The Main Mystery

: Gus is in full-blown wedding planning overdrive, obsessing over every detail of the "shotgun" ceremony. Character Arcs Psych 3: This Is Gus (2021)

: As Shawn and Gus "go rogue" to find Alan, they discover that Selene might not be who she says she is, leading to a deeper investigation into her true identity. In , Shawn Spencer and a "Groomzilla" Burton

: Gus is panicking because he wants his child to be born "in wedlock," but Selene is technically still married to a mysterious man named Alan Decker. : Gus is panicking because he wants his

: The couple discusses their own future, specifically whether they want to have children as they realize their "window" is beginning to close. Notable Cameos & Fun Moments Psych 3: This Is Gus (TV Movie 2021)

: Chief Carlton Lassiter is back on the force but struggling with his physical recovery after a stroke, desperately trying to prove he still has what it takes to be a cop.

: Shawn grapples with the fear of losing his best friend to fatherhood and marriage, worrying their "bestie" dynamic is drifting apart.