As we hit our 30s, 40s and beyond, we love reliving high school experiences by watching them on TV and in movies. But it's not always teens who are walking those hallowed halls in coming-of-age fare. Take a look at some actors who played teens when they were anything but.
Corey Monteith and Mark Salling, who play "Glee"-sters Finn and Puck, were born in 1982, making them both 30. (For the record, actresses Lea Michele and Dianna Agron, who've romanced the two characters onscreen, are 25 and 26, respectively.)