Could Cameron and Tyler Winklevoss be eyeing Dubai for their next investment? The duo was overheard at a holiday party for e-commerce site Hukkster saying they’re exploring the Middle East for potential investment opportunities. The twins — best known for their pursuit of Mark Zuckerberg over the founding of Facebook — are also investors in Hukkster, the new site that tracks when items online go on sale. The Winklevi hosted the company’s holiday bash at their LA bachelor pad for guests including “Fashion Star” host Louise Roe, Jason Lewis, Jesse Metcalfe and Jesse Williams.