Roadkill

S8, E5: Frankie and Mike are embarrassed to admit that they once again forgot Brick's birthday. But their embarrassment turns to fright when they discover that he has turned 15, and it's time for them to teach their not-so-sure-footed son driver's ed. But when Axl takes a shot at letting Brick drive his Winnebago, he ends up running down one of Orson's most treasured landmarks. Meanwhile, while Sue anxiously tries to choose a college major before deadline, she learns a shocking secret from Frankie.