League One promotion challengers not daunted by fifth-round tie at home to Harry Redknapp's Premier League high-fliersAt 2pm on Sunday, the final show of Uncle Sam's Great American Circus will commence in Stevenage. For the past week, a big-top draped in stars and stripes has snatched the eye of those passing by Fairlands Valley Showground and been a venue of fun for children on their half-term break. As some enjoy one more afternoon there, the hope for their parents may well be that directly across the road, at the Lamex Stadium, there is not another display in which men are made to look like clowns.For Tottenham are in town to play a fifth-round FA Cup tie that is sure to test Stevenage's love of the competition. That special feeling bega...