 Also in 2019, Heldens released "Lift Me Up", a collaboration with Firebeatz and producer Schella, with vocals from Carla Monroe, collaborated with Nile Rodgers of Chic and Devin on "Summer Lover" and released the single "Cucumba" with Moguai.As a remixer, Heldens has released remixes for artists including Calvin Harris and Dua Lipa's "One Kiss", David Guetta and Anne-Marie's "Don't Leave Me Alone", The Chainsmokers' "All We Know", Katy Perry's "Chained to the Rhythm", Calvin Harris and Ellie Goulding's "Outside", and Charlie Puth's "Attention".In 2019, Heldens commemorated the fifth anniversary of his label Heldeep and 250th episode of his weekly radio show Heldeep Radio, which is syndicated in 65 countries, broadcast on over 90 stations and reaches over 118 million people a week, with the Heldeep 5 World Tour, taking Heldens and friends across North America, Mexico, Brazil, Peru, Europe, Indonesia, Japan, and South Korea.