Rebecca Donaldson Katsopolis, otherwise known as Aunt Becky, is a supporting character on the ABC sitcom Full House and the Netflix-exclusive sequel series Fuller House. She started out as a recurring character in the show's second season before becoming one of the main characters starting with season three. Originally from Valentine, Nebraska, she moved to San Francisco, California to become co-host of Wake Up, San Francisco with Danny Tanner. She soon grew closer to his family and eventually fell in love with his brother Jesse. The two almost eloped in the season two finale "Luck Be a Lady" until they decided that they are not ready to be married yet. In the two-part season four episode "The Wedding", Rebecca and Jesse finally got married and she became sister-in-law to Danny and Joey and aunt to D.J., Stephanie, and Michelle. In season five, she and Jesse were blessed with twin sons Nicky and Alex.
To date, Rebecca's only appearance in a Halloween production was the show's second Halloween episode "Divorce Court".