shawk gus truck things poster large psych 'Psych'   'Shawn and Gus Truck Things Up' first look poster and teasers“Psych” only has four episodes left in its eight-season run and for this week’s episode, Zap2it has a special exclusive sneak peek at the poster for “Shawn and Gus Truck Things Up.”

We can also tease for you that not only is the case of week hilarious but when Marlowe (Kristy Swanson) goes into labor, you might never laugh harder at this show, “Psych”-Os. We can also tease food trucks like “It’s Hard Out There for a Shrimp” and “In the Vegan-ing.”

Plus, there’s a taco massage. Oh yeah. Watch a preview below. “Psych” airs Wednesday nights at 9 p.m. ET/PT on USA.