Happy Birthday Smiley

Your favourite Smiley turns 25 today! Have you celebrated the Birthday? Happy Birthday Smiley! The smiley, smiley face, or happy face, is a stylized representation of a smiling human face, commonly represented as a yellow button with two dots representing eyes and a half circle representing the mouth. “Smiley” is also sometimes used as a generic term for any emoticon. Wiki

Twenty-five years ago, Carnegie Mellon University professor Scott E. Fahlman says, he was the first to use three keystrokes — a colon followed by a hyphen and a parenthesis — as a horizontal “smiley face” in a computer message. Link