Ep 16. Delorean Story-An

In American Dad season 4 episode 16, titled Delorean Story-An, the Smith family gets an unexpected visit from Bullock, who informs Stan that he needs him for a top-secret mission. The mission involves traveling back in time to the 1970s in order to prevent a nuclear holocaust from happening. The only problem is that they need a time machine to do so, and the only person who has one is Stan's eccentric and unpredictable father, Jack Smith.

Stan and Bullock set out to find Jack, who has been living in seclusion for years, working on his time machine. They eventually find him, but Jack is hesitant to help them out, as he claims that the past cannot be changed and that attempting to do so will only lead to disastrous consequences. Nonetheless, Stan is determined to go back in time and save the world, and so he persuades Jack to let them use his time machine.

The pair travel back to the 1970s, where they meet a much younger version of Jack. They also encounter a number of colorful characters from the era, including a hippie named Kelly, who takes a liking to Stan. However, things quickly start to go wrong when they realize that they may have inadvertently started the very nuclear war that they were trying to prevent. As they try to fix their mistake, they find themselves caught up in all sorts of confrontations, including a run-in with a notorious biker gang.

As the episode unfolds, the stakes get higher and higher, as Stan and Bullock race against time to prevent the nuclear apocalypse and get back to the present. Along the way, they learn important lessons about the consequences of messing with the past, as well as the importance of family and friends. Will they be able to fix their mistake and save the world? You'll have to tune in to find out!

Overall, this episode of American Dad is a fun, action-packed adventure that fans of the series are sure to love. With its witty writing, memorable characters, and classic '70s soundtrack, it's a trip back in time that you won't want to miss.