It's ok to wear neon pink on your birthday! It doesn't matter what season it is...it's your special day so wear whatever/do whatever you want!!
Shirt (similar here), Skirt (similar here), Necklace here, Flats (similar here and here), Purse here, Watch here, Bracelet here.
I will have a post up soon listing all the free goodies you can get on your birthday...because everyone loves free goodies!!