Jabari Banks in Peacock's 'Bel-Air' Peacock SPOILER ALERT: The following reveals major plot points from the series finale of Peacock's Bel-Air The final episodes of Peacock's Bel-Air dropped early this morning. And while there's sadness around the goodbyes, there are plenty of happy surprises and endings, leaving viewers content to have tuned in across four seasons. The series, a dramatic reimagination of the '90s hit series The Fresh Prince of Bel-Air, is based on an idea by filmmaker Morgan Stevenson Cooper, who turned it into a viral trailer.