[martyup]

". . . and he responded loudly and unapologetically with, “NERD!! Yeah, I go there every week after rewatching the movie.” Funny, but rude."

Not only rude, but innaccurate and foolish.  Zealous scifi fans are called "geeks."  Geeks may also be nerds, but not necessarily. 

Foolish because the primary reason for most celebrities to guest appear at comicons is to make money from their fans.  They do this through appearance fees, merchandise sales, and paid autographs.  There is big money to be earned by even marginal celebs.  Insulting fans is biting the hand that feeds you.

[martyup]

". . . and he responded loudly and unapologetically with, “NERD!! Yeah, I go there every week after rewatching the movie.” Funny, but rude."

Not only rude, but innaccurate and foolish.  Zealous scifi fans are called "geeks."  Geeks may also be nerds, but not necessarily. 

Foolish because the primary reason for most celebrities to guest appear at comicons is to make money from their fans.  They do this through appearance fees, merchandise sales, and paid autographs.  There is big money to be earned by even marginal celebs.  Insulting fans is biting the hand that feeds you.