Whether Billy was playing drums or posing for pictures, he was always at the right height to punch a dick, ergonomically speaking.

PLUS there are clearly two things going on here: Bobby and Mrs. Donna Jean are playing Pointy-Facey; and the rest of them are interacting with the child.

Except for Garcia, who is apparently standing stock-still in hopes the Tyrannosaur immediately out-of-frame won’t eat him.