Singer Sung Si-kyung lost 10kg by following a Diet centered on Summer Flunder for his work as a cosmetics model. on June 29, 2026 Diet Summer flounder Sung Si-kyung +
Singer Sung Si-kyung appeared on the YouTube channel “Jjanhanhyung” and revealed his flounder sashimi diet as the secret to losing 10 kg. on June 29, 2026 Sung Si-kyung +
Sung Si-kyung praised Moon Ga-young’s character and appearance after she appeared in the music video for his new song. on June 29, 2026 Moon Ga-young Sung Si-kyung +
Singer Sung Si-kyung took the stage as a guest at Psy's Summer Swag 2026 held in Uijeongbu. on June 27, 2026 Sung Si-kyung +
Sung Si-kyung and Hwasa graced the stage as special guests at the PSY Summer Swag 2026 Uijeongbu concert. on June 27, 2026 Hwasa I\'m so sick PSY Sung Si-kyung +
PSY kicked off the spectacular 'PSY Summer Swag Show 2026' in Uijeongbu. on June 27, 2026 Hwasa PSY Sung Si-kyung +
Singer Sung Si-kyung took the stage at 'I'm so sick Summer Swag 2026' held in Uijeongbu and performed. on June 27, 2026 I\'m so sick Sung Si-kyung +
PSY Summer Swag 2026 kicked off its nationwide tour with a spectacular opening in Uijeongbu. on June 27, 2026 Hwasa Park Jihoon PSY Sung Si-kyung +