When did it happen?
September 19th, 1982 at 11.44 AM
Mom and Dad: Scott E. Fahlman, Computer Science professor at Carnegie Mellon University
First pic (a.k.a original smiley message): Can be viewed here
Smiley lore in the words of proud parent: Here
Original creator: Forrest Gump (atleast according to Robert Zemeckis)