Their group, Boy Genius, performed in an August 18th concert at 10:00 PM in Belgium. Phoebe Bridgers is the small blonde.
I think you all remember Pukkelpop, the ill-fated attempt by the Popsicle people to create an emetic. Apparently it is still profitable enough in Belgium to sponsor a concert series. The Flemish really require puking, or as they call it, Wafelkotsen, after one of their famous all-night waffle binges.