Hugh Jackman and Deborra-Lee Furness may have divorced, but they are still celebrating milestones with each other. According to Page Six insides, the former couple celebrated his 55th birthday last night in Midtown Manhattan, New York, saying it looked like a “happy” time.Jackman, who recently went on a bike ride, chose the Polo Bar for his birthday festivities, which is described as a Handsome American restaurant by designer Ralph Lauren, serving classic dishes, bar bites & drinks.