Any other way except charting on Billboard, being written up on every major music blog, being in the NY Post as "the most exciting, inventive and shiny gem you'll find all year."
I quickly gave every song a listen on Youtube and I like what I'm hearing. It's very nice to listen to a male voice once in a while and the fact that he's cute doesn't hurt either. Definitely worthy of downloading.
I first acknowledged his existence when I saw that he sampled a bit of Bad Romance: