In what could turn out to be one of the most astounding box office stories of the year so far, ShowbizData is reporting that Zack Snyder’s adaptation of Frank Miller’s Greek war epic 300 has earned an estimated $27.7 million on its opening Friday, including midnight previews and IMAX receipts.

Thanks to: comingsoon.net

EDIT: And as of today, Sunday, “300″ has brought in more than $70 million it’s opening weekend, making this the biggest opening in March history and the first true blockbuster of the year. Let us fight in the shade!