New Delhi, March 2 -- The only thing rarer than success in the global pop music industry is longevity. But K-pop girl group Twice make resilience look easy.

Last year - Nayeon, Jeongyeon, Momo, Sana, Jihyo, Mina, Dahyun, Chaeyoung and Tzuyu - celebrated their 10th anniversary with the release of "TEN: The Story Goes On." It's mostly composed of solo songs from its nine members, extending into genres far beyond the bubblegum pop they popularized: "Fix a Drink" is country, "Chess" samples Beethoven's "Fur Elise," and so on.

But that's not the only thing they're celebrating: Not so long ago Sony Pictures Animation reached out to the group to participate in a new project they were working on: "KPop Demon Hunters."

The movie, which Netflix ...