The David Gordon Green-directed comedy beat out The Princess Diaries 2: Royal Engagement, which took in $8.5 million in its August 2004 opening Wednesday.
The Sisterhood of the Traveling Pants 2 also fared well on its opening day, taking in $5.8 million on Wednesday. The first film took in $9 million during its whole opening weekend.
The Dark Knight grossed another $5 million on Wednesday, putting its total at $410.7 million. Analysts predict the film will end up with a domestic gross just over $500 million, surpassing Star Wars: Episode IV - A New Hope's $460 million to be the second-highest-grossing film of all time, behind Titanic and its $600.8 million domestic haul.
Pineapple Express was released August 6th, 2008 and stars Seth Rogen, James Franco, Danny McBride, Kevin Corrigan, Craig Robinson, Gary Cole, Rosie Perez, Ed Begley Jr.. The film is directed by David Gordon Green.