Today's Birthdays: "Family Circus" cartoonist Bil Keane is 79. Actress Glynis Johns is 78. Comedian Bill Dana is 77. Actress Diane Cilento is 68. The president of the Czech Republic, Vaclav Havel, is 65. Country singer Johnny Duncan is 63. Rhythm-and-blues singer Arlene Smith (The Chantels) is 60. Singer Richard Street is 59. Singer-musician Steve Miller is 58. Actor Jeff Conaway is 51. Actress Karen Allen is 50.