Advance Sales for The Dark Knight Extremely Strong

You'd better snag your tickets now. With less than three weeks until the opening of The Dark Knight, many IMAX and traditional screen theaters are selling out showtimes, according to leading online ticketseller Fandango.

The film is outpacing "Indiana Jones and the Kingdom of the Crystal Skull", "Iron Man" and "Sex and the City" as Fandango's fastest ticket-seller of this summer.

Any bets on the opening weekend at the Box office? This film has record setter written all over it.