Tři sestry is a Czech band from Prague, formed in 1985. Known for their punk roots, they later expanded their sound to include rock and hardcore influences. They reached their height of popularity in the 1990s and have performed at major festivals like Masters of Rock. Led by songwriter and vocalist Lou Fanánek Hagen, the group includes members Veronika Borovková, Tomáš Doležal, Ronald Seitl, Zdeněk Petr, Rostislav Cerman, Petr Lukeš, and Martin Roušar. Over their career, Tři sestry have released more than twenty studio albums and are recognized for their energetic live shows and long-lasting presence in the Czech music scene.