Gonna have to go some to surpass the highly-publicized mayor of N'yawlins and his "Chocolate" comment.
Art
But he apologized for that.
Not on the same monumentally stupid scale but corrupt enough is Tennessee's own Sen John Ford (D-Prison), arrested in the TN Waltz Sting, taped while saying he would kill any witnesses to the bribery.
http://www.tennessean.com/apps/pbcs.dll/article?AID=/20050527/NEWS0201/505270421