Luann by Greg Evans and Karen Evans for July 13, 1987
Transcript:
Tiffany: Guess what I got in the mail Luann? Luann: Your boyfriend of the month? Tiffany: A notification that I could win a million dollars in a sweepstakes! Luann: Tiffany, I got one of those, too. Tiffany: Well, bummer! That means I only have a 50-50 chance!
Seems like all the ditzes are blond and named Tiffany.