Heidi Montag and Spencer Pratt kept the Playboy PR train rolling at LAX yesterday as they headed toward their flight. They were off to the Bahamas for Heidi's upcoming performance at the Miss Universe pageant, after she made time earlier this week to get in a little last-minute practice. She's set to debut her new single, "Body Language" — check it out below and let us know what you think. Aspiring rapper Spencer even makes a cameo on the track, though no word on if he plans to join her on stage. He's also busy promoting his upcoming book, How to Be Famous, in which he compares himself to none other than Brad Pitt.
To see more of Heidi and Spencer, just