Snsd - The Boys Lyrics (korean Version). Girl's Day Expectation Lyrics Sistar - Alone - Hangul, Romaja And English Lyrics. f(x) Rum Pum Pum. Stream Ritsu feat. Sistar - Alone (English Version) by Dedy Ritsu from desktop or your mobile device. Translation for Alone By SISTAR with the Romanization, Individual parts, color coded lyrics, and music video included.