In this week's New York: What the heck happened to the Yeah Yeah Yeahs? Nick Catucci investigates. As the Met stages Otto Schenk’s production of Wagner's "Ring" cycle one final time, the superfans will be out in full force, says Justin Davidson. Blyth Sheldon interviews Mark Essen, lo-fi video-game designer and future art-world star. Scott Brown and Stephanie Zacharek review God of Carnage and Impressionism. Kera Bolonik chats with diva portrayer Leslie Kritzer, star of Off Broadway's Rooms. David Edelstein reviews Adventureland, Guest of Cindy Sherman, and Paris 36. Alison Prato raps with Monsters vs. Aliens' Will Arnett. Emma Rosenblum interviews Adventureland's Bill Hader and Kristen Wiig. Vanessa Grigoriadis spends 125 minutes with Lady Gaga.