It was just eight short years ago that Maroon 5 broke out on the scene and the world was introduced to Adam Levine. Though he's still recording with Maroon 5, the bad boy has moved on to star as a coach on The Voice and has recently announced the formation of his own label, 222 Records. One thing is certain: Adam has always been undeniably sexy. Here are a few of his greatest sexy moments, from smoldering eyes (see above) to saucy shirtless pics. You're welcome.