Former child star best known for her recording of the novelty song I Want a Hippopotamus for Christmas, which was recorded when she was ten years old.
After recording her holiday hit, she went on to graduate from San Diego State University.
A fundraising campaign raised $3,000 for her to purchase an actual hippopotamus named Matilda, which was donated by Peevey to a local zoo.
She married Cliff Henderson. The couple has a daughter named Sydney Forest.
She had one more minor hit, a cover of the Connie Francis song "Robot Man."