유희열의 스케치북
The group performed various songs for their promotional activities including "Holler", "Whisper", "Only U", and "Adrenaline". They achieved two "Number 1" wins on Mnet's "M Countdown", one win on MBC's "Music Core", one win on SBS's "Inkigayo", and one win on KBS's "Music Bank". The group made some radio and television appearances such as on MBC's "Sunny's FM Date", or KBS2's "You Hee-yeol's Sketchbook", where they sang a rendition of Destiny's Child's "Cater 2 U".