Cystic zits never have good timing, but there are better moments for the underground pimples to pop up—namely, when you have no plans other than sitting on your couch and watching Riverdale for a week. But that’s not the way the world works, and the painful eruption usually happens right before an event where you’d want a flawless complexion. Another downside? These suckers usually take longer to heal than your average whitehead. …