List of the best American Dad! episodes, as voted on by other fans of the series. Seth MacFarlane fans will also enjoy the best Family Guy episodes and the best episodes of The Cleveland Show. Stan Smith, his family, and Roger the alien refugee are a hilarious funhouse mirror of all-American values in a post-9/11 world. Although Family Guy is considered Seth MacFarlane's greatest achievement, many fans would argue that American Dad! is in fact a consistently funnier show. With so many memorable episodes, it's hard to trust just one person's opinion of what the top American Dad! episodes of all time are. Fans of American Dad! are extremely passionate about the show, and there is often debate over which episodes are better than others. That's why this list exists - so you can vote for your favorites and find out once and for all what everyone thinks the funniest episode of American Dad! is.The list below includes both classic and new American Dad! episodes that are insanely funny. Everything from "Delorean Story-An" where Stan and Steve go on a road trip to "Rapture's Delight" is included below. What is the best American Dad! episode of all time? Vote below and let your voice be heard.