Their follow-up singles including "Lupin" (2010), "Jumping" (2010), "Step" (2011), and "Pandora" (2012) were also successful and helped further establish the group within the Korean music industry.
Efterfølgende singler, inkluderet "Lupin" (2010), "Jumping" (2010), "Step" (2011), og "Pandora" (2012) var også succesfulde og var med til at grundlægge en hel industri i den koreanske musik genre, KPOP.