The viral "Crazy" grandpa is meeting Son Dam Bi!
On March 28, a rep of KBS 2TV's 'Entertainment Weekly' stated to OSEN, "'Crazy' grandpa Ji Byung Soo is guesting on Entertainment Weekly' on the 29th. He plans to have a collaboration stage with Son Dam Bi."
Grandpa Ji went viral after performing Son Dam Bi's sexy hit "Crazy" on KBS' ''National Singing Contest.' Son Dam Bi shared a dance video in response and expressed appreciation.