This week on Pop Culture Happy Hour, NPR Monkey See’s Linda Holmes, Stephen Thompson, Glen Weldon and Trey Graham realize that because it’s tax time, it’s a good time to discuss the culture of the rich as portrayed in film, television and books — from the films of Whit Stillman and Wes Anderson to Arthur — both the original film with Dudley Moore and the recent remake. Then, a talk about the things in popular culture made “Just for Us” — opera, Jerry Maguire and Dr. Horrible. Plus, of course, What’s Making Us Happy this week.