It's simple math: nine months before you were born, your parents had unprotected sex and ruined their lives forever. Each month carries with it specific baby-making circumstances, to which all of our parents fell prey.

Of course you were an accident. We were all accidents. (Via Photobucket)

January birthday: April conception
Love is in the air. Spring, spring, spring! When a young man's fancy turns lightly to thoughts of love! Also, your dad was mowing the lawn with his shirt off, even if it was a still a little too cold out to do that. He knew exactly what he was doing.

February birthday: May conception
It's allergy season, and it makes your mom so sneezy and sleepy. She thought she took her Pill that day, but as it turns out it was just a Benadryl.

Sources: Imgur | Photobucket