The license plate number on Ron's car is 2GAT123. It is a common fiction plate number. This same number was used in Curb Your Enthusiasm (2000), L.A. Story (1991), Beverly Hills Cop II (1987), and Modern Family (2009).
Malory says "it's just idiots all the way down". This refers to the philosophical reference of "turtles all the way down". In the story, an astronomer is challenged that the world is being supported on a flat plate on the back of a turtle. When the scientist replies, "On what does the turtle sit?", the reply is, "It's turtles all the way down."
Ron calls one of the bikers who attack them "C. W. McCall-girl." C. W. McCall was the outlaw country singer persona of Bill Fries.
Pam is making a Green Russian (milk and absinthe) when Archer calls her asking for money.