Looking for something to do? Find your nearby friends on Facebook Places and checked in to Foursquare or Gowalla. Find local shows and happenings as well as events you've been invited to on Facebook. All in a single place place with What's Up.
Never be bored again!
Update 1.1: You can now search for Facebook Places & Foursquare venues to check in to them
Update 1.2: Fixes for Eventful, added Gowalla support
Update 1.3: Fix for a bug in Gowalla auth
Update 1.4: Login fix for Windows Phone 7.5
Update 1.5: Gowalla fixes and Live Tile support
Update 1.6: minor Live Tile fixes
Update 1.7: fixed Facebook Events (you may have to re-login to Facebook to start seeing them)
Update 1.8: moved to newer Foursquare API version