"I hope to play well and enjoy the tournament and have fun, " Guan said in a conference call Thursday.

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Ambitious politicians are already well advised not to have too much fun at university (David Cameron, Britain's likely future prime minister, refused to answer questions about whether he had taken drugs while at Oxford, for instance, and when a photo was circulated showing his membership in a toffee-nosed dining club with a reputation for smashing up restaurants, it was quickly suppressed).

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So, you see, as well as having fun, they each have their business heads too.

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"When you're going well, you can have a little more fun, " he explained.

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But if the pressure has gotten to Lovato, she hides it well: "I just have to keep working and have fun, " she shrugs.

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"Many parents have found this to be a fun activity as well as giving them a very unique, artistic keepsake of their pregnancy, " suggests one of these online parenting guides.

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Yet he still dashes around Amazon with the intensity of a startup boss trying to make his first payroll, as well as the glee of a teenager discovering all the fun you can have at overnight camp.

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