Pattie Gonia is a drag queen and climate activist who raises money for environmental causes, hikes in heels, and has apparently become an existential threat to Patagonia's fleece empire. The high-end athleisure wear company is suing the performer for "irreparable damage" to its brand. Wylie has amassed millions of online followers performing as Pattie Gonia, including through charity fundraisers such as a 100-mile (160km) hike in drag. In an open letter to Patagonia's leadership, Wylie said Pattie Gonia had raised $3.7m (£2.7m) for environmental causes altogether. The performer said the Patagonia trademark lawsuit amounted to its CEO Ryan Gellert and other executives deciding that "I must cease to exist". It was the artist's first time addressing the lawsuit, which Patagonia filed back in January in Los Angeles, California. Patagonia's legal action alleges Pattie Gonia competes "directly with the products and advocacy" upon which the firm built its brand.…