A single, candle-topped cupcake with mounds of blue frosting is a sweet way to wish your son a happy birthday from the both of you. Filled with colorful lights in the background to create a festive party setting, this card is a reminder to him that he makes the world brighter for everyone around him and has so many wonderful gifts just waiting to be shared. Whatever age he’s turning, he’s sure to be touched by this heartfelt greeting.