American Dad! (2005)

S3E14 An Apocalypse to Remember

Stan shows up late to a CIA nuclear exercise, mistakenly believing it’s a genuine crisis. In a panic, he decides to relocate his family to the mountains to prepare for the end of the world. As he starts to enjoy the newfound admiration from his family, he hesitates to reveal the truth. However, everything changes when they encounter a rugged mountain man who uncovers the reality of the situation, leaving Stan in a tough spot as he scrambles to explain his deception.