Leonard dresses up like Frodo
Raj talks about "one of the worst Catwoman costumes I've ever seen, and that includes Halle Berry's."
Wolowitz alludes to it
A fragment, in which Sheldon explains the Doppler effect, is shown.
Related lists from IMDb users
Find showtimes, watch trailers, browse photos, track your Watchlist and rate your favorite movies and TV shows on your phone or tablet!IMDb Mobile site