ðeɪ ɹᵻzˈɛmbəl kˈæɹi ænd kˈɔːɹi ɪn ɐpˈɪɹəns ænd pˌɜːsənˈælᵻɾi, wˌɪtʃ kˈɔːzᵻz kˈæθi tə sˈʌmtaɪmz kənfjˈuːz ðə tˈuː sˈɛts ʌv twˈɪnz ɪn hɜː mˈaɪnd.
They resemble Carrie and Cory in appearance and personality, which causes Cathy to sometimes confuse the two sets of twins in her mind.