Buddy and Earl and the Great Big Baby

Mom's friend Mrs. Cunningham is coming for a visit, and she's bringing her baby. While Buddy the dog tries to explain the ins and outs of babydom to Earl, neither of them is prepared for the chaos the small creature brings. When the baby escapes from what Buddy describes as a playpen, it's up to the two friends to save the day. This is the third book in the Buddy and Earl series.