P.B. is the Swines' son. He is Hammie's twin brother. P.B. is silent and thoughtful. He is part of the original Piggy Pack Clubhoouse characters. He enjoys creating in the clubhouse as well as at the park in town.

Author Joey Gossett shared his thoughts about P.B.... "P.B. is the character that is most like me - he's quiet and reserved, he likes art and loves to eat," Joey explained. "P.B. is more intentional about what he says that Hammie. In Happy Gotcha Day, P.B. is the one that offers the wisdom at the end of the book."