Insomniac announced today the first release of artists in the lineup for its 4th edition of Countdown NYE. The annual New Year’s Eve celebration will feature Porter Robinson on Saturday, December 30 and deadmau5 on Sunday, December 31 where he will be performing at his first Insomniac festival in over seven years. Attendees will be bidding farewell to 2017 and ringing in 2018 at the NOS Events Center in San Bernardino, CA. Early Bird Coundown NYE passes for $159 plus fees are available here for a limited time tomorrow at noon (PST)!