He'll need to promote it here. Probably when X Factor US comes around in September.
He can do some radio gigs and Good Morning America until then. Also, America's Got Talent. And isn't there some Teen Choice Awards or something like that coming up as well?
And an updated video for the US Version won't hurt either.
Speaking of which, Cher Lloyd needs to hop on the promo train as well.
Somebody is mad
Pick up your copies of these two masterpieces from iTunes for $0.69! 
