6:12 AM EST 3/2/2015
Lady Gaga (Stefani Joanne Angelina Germanotta), who turns 29 next month, and her fiance Taylor Kinney, 33, who is seen weekly on NBC TV as Lieutenant Kelly Severide in Chicago Fire, were among the more than 4,500 participants in Sunday's 15th Annual Chicago Polar Plunge, a yearly fund-raising event for the benefit of the Special Olympics, the world's largest sports organization for children and adults with intellectual disabilities.Read more