Biggest Post-American Idol Duds

10. Kris Allen - Winner, Season 8 1 of 11

Even though Kris Allen was beloved by the masses during his run on 'American Idol,' and he was even able to beat crowd favorite Adam Lambert for the top prize, his post-Idol career has been severely lacking.

His debut self-titled album has only sold a total of 329,000 copies, which doesn't even put it into gold-certified territory.