Your boyfriend's birthday is one of many relationship-defining moments—just barely trailing behind your anniversary, Valentine's Day, and obviously your own birthday, which really takes precedence ...

Add Yahoo as a preferred source to see more of our stories on Google. Riska / E+ via Getty Images It's your boyfriend's birthday, so it's time to celebrate him! As his partner, your number one job ...

Wish your friends and family a happy birthday with the best birthday messages and thoughtful quotes on their birthday. Birthday wishes can make anyone in your life feel extra special on their day. We ...