Jo Kwon reveals pic with good friend Nichkhun

2AM member Jo Kwon (left) and 2PM member Nichkhun (right) [Official Jo Kwon Twitter site]

Korean idol Jo Kwon has posted a picture of himself with 2PM member Nichkhun on his official Twitter account.

On Wednesday, the 22-year-old singer uploaded the photograph of himself winking with his cheeks puffed out and Nichkhun smiling with his arm around Jo Kwon's shoulder with a comment underneath saying, "I am good friends with Khun '-'* have a good day=3."

Fans who have seen the picture have left responses such as, "Kwonnie & Khunnie XD," "Oppas are so adorable!^^" and "Both of you are so cute!"

Jo Kwon made his debut as the leader of the four-member ballad group 2AM in 2008. The boy band will be returning to the music scene later on this month with their first full-length album.

Outside of his music career, he has appeared in numerous entertainment programs including MBC's reality show "We Got Married" opposite Brown Eyed Girls' member Ga-in.

He is one of the many Korean celebrities who update their fans through the social networking site Twitter. The official Jo Kwon Twitter site is (http://twitter.com/2AMkwon).