Keri Hilson is exclusively sharing some of her favorite first and last experiences with OK!. The Grammy hopeful — nominated for two awards for Best New Artist and Best Rap/Sung Collaboration for "Knock You Down" featuring Kanye West and Ne-Yo — opens up about the when she realized her calling, being blown away by a Justin Bieber concert, and the last time she was embarrassed on stage. First moment you knew that this was your calling? Shortly after my mom bought me a karaoke machine and a stand with a microphone which I couldn't move away from, they knew. I think they knew before I knew. First time you played with an idol of yours? I never idolized anyone ... Read More >>