Burger King, the world's second-largest hamburger joint, reported higher than expected quarterly earnings today citing Xbox 360 promo games for the increase. The games help spur sales to $38 million in the US alone. Did you just hear that? It's the sound of other fast-food chains planning similar $3.99 game promotions. And with double platinum sales converting to profit increases, wouldn't you?

See also: Burger King Xbox games roundup

This article was originally published on Joystiq.

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