He had a cameo in the popular music video "Gangnam Style" which featured his trademark pelvic thrusting jeojil dance (저질댄스).

After finishing his mandatory two-year military service, he created the online fashion malls Nohongchul.com and Dream and Adventurous Hongchul-Land Corporation which sell a range of party supplies.

[3] Noh Hong-chul's television debut came on Mnet in early 2004 when he hosted the cable TV show Dr. No's Pleasure Street (닥터 노의 KIN길거리).

[3] After the success of the show, he joined the free-to-air MBC program Come to Play (놀러와) as a joint panelist.

He later issued an apology and withdrew from the television programs he was participating in, including Infinite Challenge and I Live Alone.