에스케이텔레콤(sk telecom) - 누가 웃게 합니까

Melon: Melon is SK Telecom's music service, which allows users to download or stream music over the internet, such as on mobile phones. The music can be played on mobile phones, digital audio players, portable media players and digital cameras. Users can also create their own ring tones.
From http://en.wikipedia.org/wiki/SK_Telecom