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One lap of the Web: Ponycar birthdays, forgotten Hungarian racetracks and an Acura NSX

Chevy took some time this week to say happy birthday to its archrival, the Ford Mustang. The bowtie brand said that "healthy competition" between the Camaro and Mustang has been a "driving force for constant improvement." Check it out over at World Car Fans. Petrolicious has a handful of photos from a nearly forgotten track in Budapest, Hungary.

Who's Where: Dave Rand resigns from Changan Automobile

Dave Rand, the former General Motors Design Chief, has resigned from the Chinese State-owned automaker after joining the company last October. Rand's resignation, which was made official last week, follows that of his senior at Changan, Ken Ma who stepped down as Vice President of Design earlier this year. It is not clear precisely why both men have decided to leave the Chinese carmaker, but several people familiar with the situation have said that both Rand and Ma's departures are connected with Changan Auto's recent financial difficulties.

BMW X3 reloaded

BMW has revealed the first official details of its second-generation X3 prior to its world debut at the upcoming Paris motor show. Set to go on sale in the United States in January 2011, BMW says the new X3 will be priced close to the outgoing model. The upmarket off-roader has been completely redesigned and reengineered in a move BMW hopes will see it emulate the first-generation model's success, sales of which have now topped the 600,000 mark worldwide since its introduction in 2003.