Synth-pop act Grimes continued to eschew performing live, instead opting to DJ as she's been doing ever since she served as the opener for Swedish House Mafia's North American tour. Charlotte de Witte was finally upgraded to the Main Stage, delivering the first non-EDM set that stage has heard in years. (While the crowd seemed a bit perplexed by it, de Witte stayed true to her sound.) And finally, Zedd brought out Bronx rapper Ice Spice, who, despite her many detractors, is probably the most buzzed-about act in 2023.
Here's what else we spotted on the first day of Ultra 2023: