One And Only May 2026

This sequel shifts focus to , the sarcastic and streetwise stray dog who was Ivan’s best friend at the mall.

The series spans four books, following the lives of three unlikely friends: Ivan the gorilla, Bob the dog, and Ruby the elephant. One And Only

: Now living comfortably with humans, Bob embarks on a dangerous quest to find his long-lost sister after a hurricane threatens the area. This sequel shifts focus to , the sarcastic

: The story explores Bob's journey from a wary stray to finding the courage and trust to protect his "family". 3. The One and Only Ruby Katherine Applegate, "The One and Only Bob" : The story explores Bob's journey from a

The title "One and Only" most famously refers to Katherine Applegate's , a Newbery Medal-winning series of middle-grade novels inspired by the true story of Ivan, a silverback gorilla who lived in a Washington shopping mall for 27 years.