Discography

The Wonder Begins (Debut mini-album)
*Released: February 13, 2007
*Format: CD
*Label: Seoul Records
*Producer: Park Jin-Young, JYP Entertainment
*Chart position: #72 KOR
*Sales: KOR: 14,815
*Singles: "Irony", "미안한 마음(It's Not Love/A Sorry Heart)"

The Wonder Years (1st full-length album)
*Released: September 13, 2007
*Format: CD
*Label: Seoul Records
*Producer: Park Jin-Young, JYP Entertainment
*Chart position: #5 KOR
*Sales: KOR: 72,823
*Singles: "Tell Me", "이 바보" ("You Fool"), "Wishing On A Star"

So Hot (The 3rd Project)
*Released: June 03, 2008
*Format: CD
*Label: LOEN Entertainment
*Producer: Park Jin-Young, JYP Entertainment
*Chart position: #3 KOR
*Sales: KOR: 59,000
*Singles: "So Hot", "This Time"

The Wonder Years Trilogy (The 4th Project)
*Released: September 30, 2008
*Format: CD
*Label: LOEN Entertainment
*Producer: Park Jin-Young, JYP Entertainment
*Chart position: #2 KOR
*Sales: 72,000
*Singles: "Nobody"