T.O.P, whose real name is Choi Seung Hyun, had joked how even after four years, Yang Hyun Suk still was upset by it, Allkpop reports.
Having learned his lesson, T.O.P was again asked the same question by the Radio Star MCs and this time, he had the perfect answer. "It's family," the 29-year old replied with a big smile on his face and gesturing two thumbs up.
Taeyang would then revealthat after finding out how hurt Yang Hyun Suk was by his joke, T.O.P began to call him 'Dad.' Isn't that sweet?