K-Pop girl groups have shaped global music, fashion, and pop culture in ways that few could have predicted two decades ago. The first generation, featuring groups like S.E.S. and Fin.K.L in the late 1990s, laid the groundwork. The second generation brought Girls' Generation, 2NE1, and Wonder Girls, who proved that girl groups could achieve massive commercial success and cultural influence across Asia and beyond. The current era has taken that influence worldwide. BLACKPINK became one of the biggest musical acts on the planet, headlining Coachella and breaking YouTube records. TWICE popularized catchy, colorful concepts that became a staple of the genre. Groups like aespa introduced futuristic worldbuilding, while NewJeans brought a refreshing minimalist aesthetic that redefined what a K-Pop debut could look like. (G)I-DLE pushed creative boundaries by self-producing much of their music. Girl group music spans an enormous stylistic range. You'll find hard-hitting hip-hop anthems, dreamy R&B ballads, bright bubblegum pop, dark electronic tracks, and retro-inspired bops all within the same genre label. This diversity is part of what makes identifying songs from their intros such a satisfying challenge: no two groups sound quite alike, and many groups reinvent their sound with every comeback. In this quiz, you'll hear the opening seconds of girl group tracks and try to identify them. From chart-topping hits to fan-favorite b-sides, it's a test of how deeply you know the girl group side of K-Pop.