Celebs are the masters of self-promotion, and nothing says "look at me!" more than a selfie. Check out some memorable Hollywood selfies, courtesy of the likes of Nicki Minaj, Jenelle Evans, Justin Bieber, Rihanna, and, of course, a few Kardashians!
The longtime American Idol host posed for a selfie on the set of the show with with the singing competition's personalities Jennifer Lopez, Randy Jackson, and Keith Urban, as well as successful AI winner Phillip Phillips.
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