PHOTOS: T-Pain, Lonely Island among celebs with mic-dropping sets at San Francisco's Clusterfest

<div class="meta image-caption"><div class="origin-logo origin-image none"><span>none</span></div><span class="caption-text">The Lonely Island is seen performing with T-Pain at Clusterfest in San Francisco, Calif. on June 1, 2018. (KGO-TV)</span></div>
Thousands of people packed San Francisco's Civic Center area this weekend to see their favorite comedians and musicians at Clusterfest.

The Lonely Island, T-Pain, and Michael Bolton were among the musicians who delivered epic high-energy sets.

Click here for more information about the festival.
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entertainmentfun stufffestivalkevin hartlive musicmusiccomediancomedycelebrityjon stewartmusic newsSan Francisco
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