"Happy birthday, Sammy," he says, then bobs again; kisses Sammy's fist where it's wound around Mister Bun. "Happy birthday, Mister Bun."

This, right here, made me get all teary. *sniff* I love that you showed us John with a baby strapped to him AND the introduction of Mister Bun AND sweeltly exhuberant Dean. The whole thing is wonderful.