By Andrea Brown, Herald Writer The first thing you hear is screaming kids.Next come the smells, both aromatic and animal.Add a whirlwind of visual imagery, and you have got the Washington State Fair.it is the best place to people-watch in the state.Not only that, it has the best good food he is bad for you and rides that tilt, twist, titillate and twerk.Before this year's name change, it was known a