Half the arguments about this are just whether you're allowed to use beef instead of lamb.
Fun fact: The name "shepherd's pie" didn't appear in print until 1877, nearly a century after "cottage pie."
Brought sexy back in 2006 and nobody's entirely sure where it had gone in the first place.
Fun fact: He shared The Mickey Mouse Club cast with Ryan Gosling, Britney Spears, and Christina Aguilera.