American Dad!

American Dad! is an American animated sitcom created by Seth MacFarlane, Mike Barker, and Matt Weitzman.

References to American Dad! in The Simpsons

Season	Episode number	Episode name	Reference
17	364	"The Italian Bob"	Stan Smith's picture is in a book of American criminals, claiming he is guilty of "Plagiarismo Di Plagiarismo" (plagiarism of plagiarism).
25	531	"Homerland"	Stan, Francine, Hayley, Steve, Roger Smith, and Klaus Heisler show up to the Simpsons 25th Season party.
30	647	"Krusty the Clown"	American Dad! is one of the shows shown on the TV screens.
37	794	"Men Behaving Manly"	At Man Camp, Greg showed the men a still image from American Dad! as an example of dad jokes.

Picture	Special name	Reference
	"The Simpsons Guy"	Roger appeared on Kang and Kodos' UFO.

Season	Episode number	Episode name	Reference
7	97	"100 A.D."	Roger Smith tells the audience that "tonight [they] shall find out who killed Mr. Burns". He is then told that that happened 15 years ago, and the culprit was Maggie.
10	159	"Faking Bad"	Steve Smith is making fake IDs and then asks for "Mike Rotch" and then asks if anyone has seen "Mike Rotch", parodying one of Bart's prank calls. Bart then appears and laughs at Steve.
17	296	"The Chilly Thrillies"	Klaus says that he looks like The Three-Eyed Fish from The Simpsons and asks Francine if she's ever seen The Simpsons and that it's getting really good.
18	302	"Russian Doll"	Roger mentions The Simpsons.