Show them how much they mean to you with these thoughtful birthday wishes. Everyone's clicking on... We may have started out as work wives, but I know we'll be best friends 'til the end.

Along with making great captions, these birthday wishes ... "Happy birthday!" (we know you're better than that). No matter what type of sentiment you're going for, we've got plenty of romantic ...

Part of this fun relationship includes ensuring they feel the love on their birthday, with a thoughtful (or just plain funny ... of thoughtful ways to wish your niece a happy birthday.

Now, no matter how old you get, their birthday is a chance to connect and celebrate them. You might choose to wish your cousin a happy birthday ... That, or something funny like, “I guess ...