Feel free to wish Agyness Deyn a happy birthday if you see her at Fashion Week: The model is turning 26. Carl Icahn turns 73 today. Ice-T is 51. Tennis legend John McEnroe is 50. Sean McManus, the president of CBC News and CBS Sports, is 54. Times science reporter Natalie Angier is 51. TV host Steve Kmetko is turning 56. And photographer Timothy Greenfield-Sanders is turning 57.