f(x) Discography First Digital Single : “LA chA TA” Release Date : September 1, 2009 1. LA chA TA (Title) First Promotional Digital Single : “Chocolate Love” Release Date : October 8, 2009 1. Chocolate Love (Electronic Pop) (Title) First Single Album : “Chu~♡” Release Date : November 4, 2009 1. Chu~♡ (Title) 2. Step By … Continue reading f(x) Discography