Listen to Part 1 of Hardwell’s 2017 On Air year-end mix Hardwell's wrapping up his weekly radio show, On Air, with part 1 of his year-end mix. Listen now. Related Posts: Hardwell completes iconic ‘Hardwell On Air’ radio series with milestone 500th episode [Stream] Hardwell and Blasterjaxx reassert seat on bigroom’s throne to reawaken long-lost Bootshaus 2017 ID