Second-generation K-pop girl group Kara’s youngest member, Hur Youngji, is making her debut as a solo artist with a single album next month. The artist announced her solo debut with a teaser poster of her upcoming single album, “Toi Toi Toi,” on social media, according to DSP Media on Monday. The title of her first single album, "Toi Toi Toi," which drops on Sept. 12, comes from the expres.