What to do this week: Synetic's latest, Sharon Van Etten and John Hodgman Synetic Theater's new "Genesis Reboot" gets the pay-what-you-can treatment starting Wednesday.Every week, the Going Out Guide publishes an e-mail newsletter with our recommended events for the days ahead. If you don't subscribe, here's a peek at what you're missing. If you'd like to sign up, you can do that on washingtonpost.com's Newsletters page; the Going Out Guide is listed under the "Local &Sports" header. Pisco sours for Peru The refreshing, easy-drinking pisco sour is Peru's national cocktail, and it even has its own holiday, called Pisco Sour Day. Raise a glass in celebration at the Passenger, where 10 percent of all proceeds go to a non-profit group that helps disadvantaged children in Peru. Mothership lands in D.C. Gotta have that funk? Catch George Clinton and the current iteration of Parliament Funkadelic at the 9:30 Club. Starting Wednesday So it begins Pay what you can Wednesday for Synetic Theater's fresh take on the creation story, "Genesis Reboot." Smart comedy John Hodgman, the mock-intellectual comedian and author, whose purported arsenal of knowledge includes "matters historical," "matters literary" and "hobo matters," reads and performs selections from his latest book "That is All," (the final installment of his "Complete World Knowledge" series) at the Birchmere. Sharon Van Etten's sad songs Sharon Van Etten keeps her confessional songwriting while expanding her arrangements on new album "Tramp." Watch the songs come to life at the Black Cat.