1) Those dimples 🙂
2) His endless enthusiasm
3) His amazing ability to build & create with Legos/Kin-nex/Tinkertoys
4) That big ole’ heart of his, like when he told us tonight at bedtime, “You know how much I love you? I love you gazillions!” WE LOVE YOU GAZILLIONS TOO JACK! Happy Birthday Stinker!!!