Jose Canseco, Kristen Bell, Lena Dunham + More in Celebrity Tweets of the Week

In our Celebrity Tweets of the Week, Jose Canseco has a very famous paramour, Seth Meyers gives a history lesson, Zach Braff has a frightening proposition for Kristen Bell, Lena Dunham's purse is boobytrapped, Samantha Ronson thinks you, uh, do what you eat -- and a whole lot more.