Patrick MichelsWoodrow cheerleaders trail Burton Gilliam, class of '56, who rode a Smart car back to school Saturday.See our slideshow for more photos from Woodrow's 80th.Out in front of Woodrow Wilson High School Saturday morning, Tom Hopkins sat on the back of his '57 Corvette, watching the parade roll in. The 1968 graduate had the look of someone well trained in the art of leaning on his car, quietly judging anybody else's ride that rolls past.He started to get up when I asked to take his pic