Bad Sister, The Bad Sister or Bad Sisters may refer to:

• Bad Sister (1931 film), American drama starring Conrad Nagel and Sidney Fox
• The White Unicorn, 1947 British drama film released in the United States as Bad Sister
• Bad Sister (2014 film), Mandarin-language Chinese romantic comedy directed by Kim Tae-kyun
• Bad Sister, 1998 American pornographic feature starring Shayla LaVeaux
• Bad Sister, 2016 American television film starring Alyshia Ochse, Devon Werkheiser, and Ryan Newman
• The Bad Sister, 1983 British television feature directed by English film theorist Laura Mulvey
• Bad Sisters, 2022 Irish black comedy television series

• The Bad Sister, 1978 book by Scottish-English author Emma Tennant
• The Bad Sister, 2005 book by English writer and broadcaster Denise Robertson
• Bad Sisters, 2011 novel by Rebecca Chance

• Bad Sister (album) (1989), by American hip-hop vocalist Roxanne Shanté

• Three Bad Sisters (1956), American drama film directed by Gilbert Kay
• "Big Bad Sister", on the 1991 album Act Like You Know by rapper MC Lyte
• "Good Sister/Bad Sister", on the 1991 album Pretty on the Inside by Hole
• My Bad Sister, 2010s English musical duo of twins Polly and Sophie Duniam

This disambiguation page lists articles associated with the title Bad Sister.
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