A cikin jerin shirye-shirye da dama, an danganta abubuwan da suka faru a wasu lokuta, kodayake a wasu lokuta an saɓa wa wannan lokacin a cikin jerin shirye-shiryen da suka biyo baya. An bayyana shekarar haihuwar Bart a cikin "I Married Marge" (lokaci na uku, 1991) a farkon shekarun 1980. A cikin "Simpsorama" (lokaci na 26, 2014) Bart ya bayyana ranar haihuwarsa a ranar 23 ga Fabrairu. Ya zauna tare da iyayensa a Lower East Side na Springfield Wars har sai da Simpsons suka sayi gidansu na farko. Lokacin da aka haifi Lisa, Bart ya fara kishi da abin da aka samu, amma nan da nan ya warmed ta lokacin da ya gano cewa "Bart" shi ne kalmar farko.
na huɗu