Telling the world that you are Happy on your birthday can come in the form of a smile, a nod or a verbal yes, as long as it’s unambiguous, enthusiastic and ongoing.

May You Always Shine My Every Step
I Will Always Have A Smile On My Face – Happy Birthday
Happy Eighteenth Birthday To My Friend
Happy Second Birthday Dear
Just Do Aptly And In Enthusiastic Way
Thank You For Feeling Our Home With So Much Happiness – Happy Birthday Love
I Would Gain A Friend In The Form Of A Stepmother
You Are My Brother – Happy Birthday