On autumn Sundays, Lions fans tailgated in the stadium's parking lots or gathered in restaurants and bars in Pontiac's downtown before boarding buses for the five-minute ride to the Silverdome to cheer on such Lions greats as Dexter Bussey and Billy Sims.

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To keep the party exciting, Trigg plans games for kids (such as a best team cheer contest) and competitive BBQ throwdowns for the adults.

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Every weekend, thousands of people turn out to cheer their favourite team, and sporting highlights such as Wimbledon or the Derby keep the entire nation enthralled, while the biggest sporting event of all - the Olympic Games - is coming to London in 2012.

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Even light positive feedback can be a motivator, such as a simple "Like" on Facebook, "Cheer" on FitBit or a "Healthy" vote on RunKeeper, which is the app's equivalent of a like.

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They cheer when the woman appears to be mastering the task in hand, shouting such encouragement as "go on get her in, go on ye girl ye".

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