Sii

SooYeony, born Son Soo-yeon on June 26, 2003, is a South Korean R&B singer-songwriter known for her expressive vocal depth and smooth, stable delivery. Her distinctive, dreamy voice has earned her a reputation as one of the most promising voices in Korean R&B, with some fans referring to her as the "future of R&B." She debuted with the single "lovely white" in February 2020. In December 2021, she released her first EP titled Selfish. Her later works include "TO YOU" (2022), "BAD TRIP" (2023), and the 2025 single "YOU". On January 29, 2026, she announced that she would change her stage name from Soo-Yeony to Sii, later releasing “Eyes on Me” on February 20 as her first digital single under the new name, followed by “TYT” on February 27.

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