Did you see Lindsay Weir from Freeks and Geeks on Mad Men last night? She's not the first 90s star to pop up on the show, and she likely won't be the last.

In the spirit of Timothy Olyphant's Archer appearance, let's review real life Raylan Givens' underrated history of TV guest spots.

A list of the coolest, best musicians to cameo on an animated TV show.

Before you get sick of saying the word "president," here's a ranking of the most amusing TV guest spots, both real and fake, from everyone who's served as a United States President.

"Ken Griffey, Jr. did not understand his line 'there's a party in my mouth and everyone's invited' and got quite frustrated when he was recording it."