Just never saw a whole lot of reason to, I guess.

Some bad stuff happened around the time I was born, so I guess nobody in the family was ever really in the mood for celebrating.

<sub>[Except Harry HAD done is darndest to make her birthdays nice even if he associated her arrival with a great deal more unpleasant things than just receiving a new bundle of joy to add to the family...]

[But in the end, the truth outed itself.]</sub>