Despite the epic, worldwide financial hangover, billionaires are still spending lavishly. Fortune took a look at some of the memorable private parties.
|In Zuckerberg's all-Chinese Q&A, says Facebook has '11 mobile users'|
|You can stash up to $18,000 in your 401(k) next year|
|Domino's Pizza is hot again|
|China's booming $1.5 billion pet care market|
|Oil will tumble to $70 says new 'bond king'|