Gatto performing with Oliver Brian during the Party Time Big Show live tour.
Jack Gatto (b. June 15, 1991) is an Australian singer, entertainer, and conservationist who has worked as a backing musician during various Wiggles concert tours, often serving as a backing vocalist, guitarist and drummer. He understudied for Anthony Field as the blue Wiggle on The Great Wiggly Road Trip Tour! and performed in tribute to Greg Page during the January 18th Bushfire Reunion Show.
Gatto has also contributed to various studio releases from the band, most notably appearing as a featured guest star on "Singing Like A Rock Singer" and "Anthony Ant", as well as performing on Lullabies With Love, ReWiggled, and The Sound of Christmas and co-writing "They Say Scrumptious" and "Wiggle Your Ears".
In addition to working with the Wiggles, Gatto is best known for performing live as an Elvis Presley tribute artist and serves as the head zookeeper at the Jirrahlinga Koala and Wildlife Sanctuary.