Phil tells the concierge that he looks familiar. Stephen Merchant who plays him was in the episode in Vegas, Las Vegas (2014), playing the same concierge that worked in the hotel in Vegas. In both episodes Higgins thinks that Cam and Mitch want him.
Courteney Cox and Jesse Tyler Ferguson are distantly related in real life. They share common ancestry through an English Baldwin Family.
Haley, Lilly, Joe and Dylan are all absent in it.