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Inspired by the March 1 birthdays of The Who’s Roger Daltry, Harry Belafonte, Glenn Miller, Justin Bieber, Manfred Mann’s Mike D’Abo, Kesha, Burning Spear, the Wannadies’ Christina Bergmark, and Chopin; and the February 29 birthdays of the Fleetwoods’ Gretchen Christopher and Ja Rule.