Agent K and Agent J return in Men in Black 3 to go where no other MIB has gone before: Through time. Men in Black 3 is set to be released May 25, 2012 and stars Will Smith as Agent J, Tommy Lee Jones and Josh Brolin as Agent K and young Agent K, respectively. Watch the trailer below and let us know if you think MIB 3 will propel Will Smith back to Summer Blockbuster stardom!