Park was placed as the main vocalist of 2NE1 , alongside CL , Dara , and Minzy . The group then collaborated with label-mates Big Bang for the song " Lollipop " before officially debuting on SBS 's '' The Music Trend '' on May 17 , 2009 , where they performed " Fire " . The group achieved significant success with the number-one single " I Do n't Care " from their first extended play , '' 2NE1 '' , which won them the Song of the Year award at the 2009 Mnet Asian Music Awards , making them the first rookie group to win a daesang in the same year of debut . In August 2009 , after finishing promotions for their debut single , the members took a break to focus on individual activities . She released her first solo single " You and I " , which took the number one spot on the Gaon Music Chart for the month of November . The single eventually won Best Digital Single at the 2010 Mnet Asian Music Awards . By the end of 2011 , it was reported that " You and I " was downloaded 4,483,364 times , becoming one of the best-selling singles in Korean music history
2010 Mnet Asian Music Awards
2010 Mnet Asian Music Awards
Park Bom