Hee hee! I do that too, except with movies with archaeology in them. My husb& thinks it's hilarious when I shout, in a crowded movie theatre, "Ha! That's not twelfth dynasty!!!" :)

And Hugh Laurie, no matter what he's in, always makes me think of that Prince George line in Blackadder 3, when Blackadder tells him that he will be back before the Prince can say "antidisestablishmentarianism"...

*three days later*
Prince George: Anti-distinctly minty...