Pharrell Williams and Madonna Feel The Heat

Pharrell Williams was in New York Wednesday for the launch of his new store featuring his Billionaire Boys Club clothing line and Ice Cream sneakers. The very much in-demand producer who worked with Britney on “Why Should I Be Sad for her Blackout album, talked about his musical collaboration with Madonna. “It was sick,” he told PEOPLE about working with her. “I don’t want to say so much. I’d rather for you to hear. It’s mean though. It makes the speaker bleed,” Explanation: “It’s heat.”