Um, NO ONE can be a one hit wonder if they already have TWO hits! Hits are songs/singles not an ALBUM! If you think this album would be his "first and last successful one" then fine, but don't be that ignorant to call him a one hit wonder if the dude has already surpassed one hit, while still on his first album. So before you get your panties in a bunch, here is proof. Now mind you this is the WORLD charts K? Here it goes:

http://allcharts.org/music/world/singles.htm

KNOWLEDGE IS POWER PEOPLE!