Steve Howey and Sarah Shahi appear as friends on the show, but in real life they were married at the time. They have since divorced.
In a scene at Psych headquarters, it opens on a close up on Shawn mistakenly resting the office phone upside down in it's charging base. This a nod to season 4's Shawn Gets the Yips (2009) where he is called out by Gus for doing the same thing. Apparently Shawn has an ongoing problem understanding how to correctly charge a cordless phone.
Answer to Spot the Pineapple contest: The pineapple was a foothold on the climbing wall.
The title is a variation on the ZZ Top song "Beer Drinkers and Hell Raisers"