It’s a special milestone – your child is turning 13 years old! With all the emotions that turning 13 can bring on in both the parents and child, it can be difficult to know what words to write in a birthday card. Whether you’re searching for an inspirational phrase or an amusing joke, finding just the right thing to write for happy 13th birthday birthday messages can be challenging. To make it easier, we’ve prepared some very special thirteenth birthday wishes that you can use for yourself.