The 40 things you must do this summer: Weekend update Memorial Day is coming up, meaning the official start of summer. How are you going to spend your days in the beautiful weather? Let us help you figure that out with our list of 40 must -dos this summer. We also have some picks for great events this weekend, including the Joint Service Open House and air show, the Mystics season opener and a celebration of all things Argentina. After 25 years crafting jangle-pop and barroom rockers, Chuck Prophet's new album is a love letter to his hometown of San Francisco, with songs invoking Willie Mays, cult leader Jim Jones and concert promoter Bill Graham. Also read album reviews of country singer Justin Towns Earle, psych-rock group Last Tide, progressive metal band Meshuggah, rockers Astra Via and Brooklyn indie group the Big Sleep. For Nordic cuisine that goes beyond the Swedish meatballs served at certain big-box furniture stores, head to Domku, which now offers small plates for greater sampling. Where did the inspiration in all the characters in "Bachelorette," a play about back-stabbing drug-using best friends before a wedding? Playwright Leslye Headland says all of the characters in the black comedy are inspired by one person - herself. iPhone photography has become ubiquitous in our age of oversharing. But can it achieve the status of high art? A new exhibit at Torpedo Factory puts pictures taken on our cellphones on the same walls as those taken with expensive cameras. In some cases, it's hard to tell the difference between the two. Get the latest movie reviews, including the board-game-turned-blockbuster "Battleship" and the enesemble comedy "What to Expect When You're Expecting."