Happy birthday, William, today is your day, Smiles and laughter are coming your way. William, our birthday star shines so bright, With happy wishes and fun delight. William is a boy with a heart full of cheer, A wonderful birthday has finally come here. Clap your hands, William, jump and play, Enjoy your special and magical day. The candles are glowing, the cake looks sweet, William, your party is such a treat. Friends and family sing out loud, William, you make everyone proud. Happy birthday, William, hooray hooray, We celebrate you in every way. William, keep dreaming and reaching high, With big adventures waiting nearby. William, your giggles fill the room with fun, Your birthday journey has just begun. May your day be joyful, happy, and bright, Full of surprises and pure delight. Happy birthday, William, our favorite boy, Your day is filled with laughter and joy. William, remember how special you are, You will always shine like a birthday star.