Jack Johnson took the stage onLate Night With Jimmy Fallonlast night for an effortlessly cool performance of "Radiate," from his new albumFrom Here to Now to You.Set on an initmate stage, Johnson and his backing band flashed humble smiles at the camera as they moved in rhythm to the easygoing song, which is about his six-year-old's wondrous imagination.Johnson is currently in the midst of a North American tour in support ofFrom Here to Now to You, and will be kicking off an Australian tour in December.