Dinah replaced Fifi the Peke as Pluto's girlfriend in the later Disney cartoons.
She appears as Pluto's girlfriend although she sometimes dates Butch the Bulldog as well. She first appeared in The Sleep Walker, and made appearances in several other cartoons: Canine Casanova, In Dutch, Pluto's Heart Throb, Wonder Dog, Pluto's Arrow Error, Presto Pluto, and Pluto's Magic Paws. It is shown that she had puppies of her own, in The Sleep Walker and Canine Casanova. She also appeared in the House of Mouse episode Big Bad Wolf Daddy.