Today's celebrity birthdays: Sunday, May 15th, 2016Actress-singer Anna Maria Alberghetti is 80. Counterculture icon Wavy Gravy is 80. Singer Trini Lopez is 79. Singer Lenny Welch is 78. Actress-singer Lainie Kazan is 74. Country singer K.T. Oslin is 74. Musician Brian Eno is 68. Actor Nicholas Hammond ("The Sound of Music") is 66. Actor Chazz Palminteri is 64. Musician Mike Oldfield is 63. Actor Lee Horsley is 61. Singer Prince Be of PM Dawn is 46. Actor David Charvet ("Melrose Place") is 44. Actor Russell Hornsby ("Grimm") is 42. Actor David Krumholtz ("Numb3rs") is 38. Actress Jamie-Lynn Sigler ("The Sopranos") is 35. Actress Alexandra Breckenridge ("The Walking Dead," ''American Horror Story") is 34. Guitarist Brad Shultz of Cage the Elephant is 34.