For a daily breakdown, look here. Get tickets here — they’re $120 per day, and the $335 four-day ticket is already sold out. Also, did you ever wonder what “lollapalooza” meant? According to Google, it’s “a person or thing that is particularly impressive or attractive.” Huh. We won’t be angry at you for using that fun fact to meet cute with a fellow Halsey head, don’t worry.