2PM make a hot comeback with “All Day I Think of You” on ‘M! Countdown’!

The boys of 2PM have returned as men with their latest single "All Day I Think of You".

With their successful Tokyo Dome concerts wrapped up, 2PM is going full speed ahead after a two-year hiatus. The group previously revealed their highly anticipated 3rd album 'GROWN' and their pre-release track "Come Back When You Hear This Song".

Check out their comeback stage on 'M! Countdown' below!

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