G.O (Jung Byunghee)

- Jung Byung Hee (Hangul: 정병희; Hanja: 鄭丙熙; November 6, 1987 ), also known as G.O, is a South Korean idol singer and the main vocalist of the 5 member boy band MBLAQ.

- 1st idol group member who had a revealing moustache.

- He looks good with moustache or even without it.

- He denied fan gift of porn website membership because he already has one

- He shares porn with all the members according to their tastes

- He's best with his prankster attitude.

- He has a separate laptop for erotic movies

- He's got the best poker face ever.

- He is the 2nd oldest member of MBLAQ.

- Voted as #6 Perfect Vocal Idol on Weekly Idol. (111029)

- Voted as #5 Idol Genius on Weekly Idol. (11008)

- Voted as #5 Luxurious Facial Care on Weekly Idol. (120204)

- He revealed that his bestfriend in the industry is singer Ivy. He also has surprising friendship with SNSD's Taeyeon , who he revealed who beat him during their debut days.