There is nothing more frustrating than your birthday falling on a holiday, national, religious, or otherwise. Every time you try to plan something, everyone has something going on that day. So what can you do? Celebrate it a different day? The impact is different.
An easier solution is just to ditch your friends and find some new ones who won't ditch you because its a holiday. Or, try anyways and find out who your real friends are.
Try out some more Happy Birthday Memes with animals, because you know who will never ditch you? Your animal friends.