Josh Brolin says that he drove himself crazy as he tried to perfect the role of a younger K in Men In Black III.
The actor steps into the big blockbuster franchise later this monthBlack Dating as he teams up with Will Smith and Tommy Lee Jones.
On the red carpet at the London premiere this week the OScar nominated actor revealed that he went down to Mexico and stayed in a hotel room by himself and started watching Tommy Lee Jones movies in a bid to get accent and the feel of Jones for the role.
The movie follows Agent J go back to the sixties in a bid to save K but he comes face to face with the younger version of his friend.
Brolin is one of the new faces on the cast list as the franchise returns to the big screen for the first time in a decade.
This is also the first big summer blockbuster movie that Brolin has starred in in his career and the first film for the actor since True Grit back in 2011.
We are also going to be seeing Brolin back on the big screen later this year for new gangster movie Gangster Squad, which sees him star alongside Sean Penn and Ryan Gosling.
Men In Black III is released 25th May.