The war effort by Quentin Tarantino and Brad Pitt has paid off as their history lesson "Inglourious Basterds" claimed victory at the box office with a $37.6 million debut.

It was Tarantino's best opening ever, exceeding the $25.1 million haul for 2004's "Kill Bill - Vol. 2." Overseas, "Inglourious Basterds" added $27.5 million in 22 countries, giving it a worldwide total of $65.1 million.