hiː wʌz dɪskˈʌvɚd baɪ mjuːzˈɪʃən ˈɪlsə ʃlˈeɪfənbˌaʊm, hˌuː nˈeɪmd hˌɪm pˈiːɾɚ ænd dᵻsˈaɪdᵻd tə kɹiːˈeɪt ɐ kəmpˈæniən bɹˈiːd ˈæftɚɹ ɐn ˌæksɪdˈɛntəl lˈɪɾɚ wɪð ɐ nˈeɪbɚz fˈɑːks tˈɛɹiɚ, "fˈɪfi," pɹədˈuːst pˈʌpɪz ʌv sˈɪmɪlɚɹ ɐpˈɪɹəns.
He was discovered by musician Ilsa Schleifenbaum, who named him 'Peter' and decided to create a companion breed after an accidental litter with a neighbor's fox terrier, "Fiffi," produced puppies of similar appearance.