Countdown NYE in San Bernardino will feature The Chainsmokers, Alesso, Porter Robinson

Ring in the new year and the new decade in San Bernardino with one of the biggest groups in music.
The Chainsmokers are among the artists playing the Countdown NYE show at the NOS Events Center on Dec. 31.
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This will be the sixth Countdown event that Insomniac has held at the NOS Events Center and it w