So far, Rovio has yet to spend a single penny on marketing or advertising, reports TechCrunch, but sells a million Angry Birds toys and a million T-shirts every month.

Techcrunch报道说，到目前为止，《愤怒的小鸟》没有在市场营销或者广告上花过一分钱，然而每个月都能卖出一百万个愤怒的小鸟玩具和一百万件T恤。

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He thought he'd start with all the leftover T-shirts from his advertising company, I Wear Your Shirt.

他所创办的广告公司“我穿着你的T恤”有大量的T恤存货，他想以此入手开始他的慈善活动。

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T-shirts advertising a new and rather obscure scientific-networking tool of dubious economic value: it was called the world wide web.

ECONOMIST: Computing

But now celebrities and their heirs, flush with success against advertisers, are mounting a legal offensive against unauthorized non-advertising uses of their images, such as on T shirts or in magazines.

FORBES: Publicity Shy

Cheezburger gets the bulk of its revenue from selling advertising, with the rest coming from licensing deals and sales of merchandise, such as calendars, T-shirts and magnets.

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