Singer Yang Joon-il showed off his still-powerful ticket sales capability by selling out his encore concert in a mere 4 minutes.

Yang Joon-il recently shared the news of the ultra-fast sell-out of his 'Cake Encore Concert' through his official Instagram account and left an overwhelming message of gratitude to his fans.

He posted a photo with a thrilled caption: "My Qs & Ks. Wow!! Is what I'm seeing correct?? It sold out in 4 minutes??? Thank you so, so much." Here, 'Qs & Ks' is an affectionate nickname for his strong fandom, 'Queens & Kings'.

In the released photo, Yang Joon-il is wearing a neat white shirt and holding a magnifying glass to his eye with a bright smile. The witty staging, as if re-checking the unbelievable rapid sell-out news through a magnifying glass, brings a smile to viewers.

This 'Cake Encore Concert' was arranged to soothe the regret of fans, buoyed by the enthusiastic support of his previous performances. As soon as ticket sales opened, a massive number of fans logged in, and all prepared seats were completely gone in just 4 minutes, showing an incredible feat.

Yang Joon-il, who is enjoying a second heyday while receiving great love from the public for his ahead-of-his-time sophisticated sense and passionate stage manners. Hot anticipation is gathering on what irreplaceable charm he will use to repay his fans' love at this encore concert.