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On today's edition of "MarketFoolery," the new daily podcast from The Motley Fool:

The Obama administration has issued the first deep water drilling permit since the BP oil spill to Noble Energy (NSE: NBL). Hear why one of our analysts is taking a long look at Diamond Offshore Drilling (NYSE: DO), Ensco (NYSE: ESV) and Helix Energy Solutions (NYSE: HLX).

JP Morgan Chase (NYSE: JPM) has invested $400 million in shares of Twitter, putting the company's valuation at $4.5 billion. Is this the latest sign of a tech bubble, or can Twitter make it in the public markets?

Tiffany & Co. (NYSE: TIF) reportedly paid Academy Awards co-host Anne Hathaway $750,000 to wear Tiffany jewelry on stage during the Oscars. Savvy marketing, or a waste of shareholders' money?

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Chris Hill doesn't own shares of any of the companies mentioned. The Motley Fool owns shares of Ensco. The Motley Fool's disclosure policy looks good even without jewelry.