"Hm?" Yamato glances up, a little surprised. "Nah, Gramps, I'm not mad at all. Kind of amazed at how quickly this has healed, though. I knew you healed fast, but I didn't realise it was this fast."

He turns his attention back to Barry's arm, gently pulling up one of the stitches with a pair of tweezers and cutting it, then tugging on one end to start pulling the rest of the stitches free.