Ok, ok, so I WILL jump off a cliff if my friends do it.....

Go over to Wikipedia and enter your birth date (month/day) and then pick 3 events, 2 births and 1 holiday that occurred on the day of your birthday.

Events:
524 - Battle of Vézeronce, the Franks defeat the Burgundians.
841 - Battle of Fontenay.
1530 - The Augsburg Confession is presented at the Diet of Augsburg to the Holy Roman Emperor by the Lutheran princes and Electors of Germany.

Births:
1242 - Beatrice of England, Duchess of Brittanny (d. 1275)
1328 - William Montacute, 2nd Earl of Salisbury, English military leader (d. 1397)

Holiday:
Prosper of Aquitaine