Not Ready 4 Goodbye  Artist:All 4 One

4 Better Or 4 Worse  Artist:The Pharcyde

25 Or 6 to 4 (4:50)  Artist:Chicago

2. 4U━▷ In My Heart  Artist:4U

Princess(프린세스 메이커4 OST)  Artist:여자 4명과 남자1명

MAZURKA NO.4 IN E FLAT MINOR OP.6-4  Artist:KLAVIER

The Incomplete Image (4/4 Troubadour)  Artist:Michelle Shocked

Ballad In 4/4  Artist:Dream Academy

In My Heart [4U]  Artist:4U

바람의 검심-The 4th avenue cafe4기 엔딩  Artist:Unknown

Smile  Artist:B4-4

Really Gotta Want It  Artist:B4-4

Get Down  Artist:B4-4

You've Got A Friend  Artist:B4-4

How Did We End Up Here  Artist:B4-4

Endlessly  Artist:B4-4

Don't Let The Sun Catch You Crying  Artist:B4-4

Ball And Chain  Artist:B4-4

4H´s(천오백삼십일스무시간)  Artist:BGH4

That's How I Know  Artist:B4-4

Go Go  Artist:B4-4

Everyday  Artist:B4-4

Savin' For A Rainy Day  Artist:B4-4

4h's  Artist:BGH4

김종국4집 - 11. 첫사랑  Artist:김종국 4집

4월의눈물(4월의키스O.S.T)  Artist:정인호

보아4집 - my prayer  Artist:보아4집

4월 이야기!!!(4월 아직 안 지났눈딩..)  Artist:장나라 온니에염..

이수영4집전곡  Artist:이수영4집

박기영4집 전곡  Artist:박기영4집