4Brand-New Weekend (feat. S.E.S.)
6Forever (feat. Fly to the Sky)
8With 4 U (미안해... 고마워) (feat. 다나)
9Make It High (feat. Black Beat)
10One Summer Dream (feat. M.I.L.K.)
11Irv (사랑해요...) (feat. 문희준)
13Summer in Love (feat. ShinVi)
14Amazing Kiss (korean version) (feat. BoA)
15Just a Feeling (New Generation Remix Ver.) (feat. S.E.S.)
