Lil Wayne went from a Rikers cell to center stage. Justin Bieber got cozy with Kim Kardashian and Rihanna. Britney Spears got her "Glee" on. Nicki Minaj wigged out. Alicia Keys made a beautiful bride. Jay-Z blew upYankee Stadium with Eminem and set the desert on fire with Beyonce. Miley Cyrus proved that she's all grown up. And Lady Gaga turned heads every time she stepped out of the house. It all happened in 2010 … and we've got almost 80 pics to prove it. Check out the most memorable photos of the year.
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