Ricky Martin is certainly Livin La Vida Loca with his new hairstyle. The 90s singer debuted his bold new look while attending his first ever Venice International Film Festival over the weekend to promote his new Spanish movie, “Hombre Al Agua,” which translates to “Man Overboard” in English. The 54-year-old looked as refined as ever as he suited up for the event in a fancy Giorgio Armani white silky blazer and black trousers. But while it was business down below, it was party on top with his new ’do. Quite the departure from his usually spiked, brunette hair, Martin’s style is now a much lighter buzzcut. Even the singer’s facial hair…