Yes, Obama has a legal birth certificate! That rumor has been debunked over and over and over. And about Nancy Palosi's plane, I am not a fan of hers but that is mostly false. You can check it out at Snopes.com. under this link
http://www.snopes.com/politics/pelosi/jet.aspk It seems that the former president Bush ordered a bigger jet for her because she was speaker of the house for safety reasons, but you need to read it for yourself. Oh, and where on earth did you hear that the politicians don't have to pay taxes......