After the whirlwind of April arts events, May looks to be a little quieter, perhaps even serene at times. Though if you’re looking for a party, we’ve got the info for this week’s Artomatic events, which is only just past its halfway point. >> Ever dream of being one of those madly rich people with original Van Goghs or Kandinskys in your climate controlled, wood paneled library (in the east wing)? Bring your envious eyes…

If you haven’t made your way down to Gallery Place today, you’re missing quite the celebration. The Smithsonian American Art Museum and the National Portrait Gallery opened their doors today after a six year renovation. Dancers, puppet-masters, Andy Warhol impersonators and live bands are ushering in the new era for the former Patent Office Building. Oh, and the free ice cream is nice, too. After the ribbon cutting ceremony this morning, residents and tourists…

>> The National Gallery has just opened the first major U.S. exhibition of art by Gerard ter Borch, one of the finest — but unrecognized — Dutch painters from the 17th century. (ter Borch’s “The Suitor’s Visit” is at right.) Also new at the NGA is “Six Centuries of Prints and Drawings: Recent Acquisitions,” featuring works on paper that the museum has acquired within the last five years. Highlights include etchings by Rembrandt and drawings…