Jang Yun-jeong is a semi-trot singer. She exploded into fame at the beginning of 2005 with her single 어머나! (an exclamation close in meaning to "Oh my goodness!"). Although in her 20s, she has decided to stick with a genre mainly appealing to older Koreans and has parlayed that into continued success, with five full albums (the latest one in June 2010) and two "half" albums. Because of her age and her popularity, she has been able to play in both the younger K-Pop

K-pop

K-pop is a musical genre consisting of electropop, hip hop, pop, rock, and R&B music originating in South Korea...

 shows and the older trot shows. She is currently one of the MCs on SBS's 1000 Song Challenge.

In April 2005, Jang Yun-jeong debuted in Japan with the release of "Oh, My Goodness."

Discography

• October 22, 2004: Volume 1 - 어머나 (Oh My Goodness)
• May 10, 2005: Volume 2 - 짠짜라(Really!)
• April 7, 2006: Volume 2.5 - 트로트 리메이크 앨범(Trot Remake Album)
• September 28, 2006: Volume 3 - 이따, 이따요 (Later, Later)
• September 17, 2007: Best Album - The Encore
• June 27, 2008: Volume 4 - 장윤정 트위스트 (Jang Yoon Jeong Twist)
• February 7, 2009: Digital Single - 애원
• June 8, 2010: Volume 5 - 올래(Olé)

Albums and compilations

Album #	Album Information	Tracklisting
1st	Volume 1 Title: 어머나! (Oh My Goodness) Format: CD Release Date: October 22, 2004 Language: Korean Record Label: Sony
2nd	Volume 2 Title: 짠짜라 Format: CD Release Date: May 10, 2005 Language: Korean Record Label: Yejeon Media
2.5	Volume 2.5 Title: 트로트 리메이크 앨범 (Trot Remake Album) Format: CD Release Date: April 7, 2006 Language: Korean Record Label: 만월당
3rd	Volume 3 Title: 이따, 이따요 (Later, Later) Format: CD Release Date: September 28, 2006 Language: Korean Record Label: 만월당
Best Of	Compilation Title: Best Album - The Encore Format: CD Release Date: September 17, 2007 Language: Korean Record Label: Vitamin Entertainment
4th	Volume 4 Title: 장윤정 트위스트 (Jang Yoon Jeong Twist) Format: CD Release Date: June 27, 2008 Language: Korean Record Label: Mnet Media
5th	Volume 5 Title: 올래 (Olae) Format: CD Release Date: June 8, 2010 Language: Korean Record Label: Neowiz Internet