Tuzki the bunny
One of the last projects I worked on at OgilvyOne was Motorola's Q9 campaign. The Q9 is a PDA phone similar to the Blackberry. We were looking for an idea that would connect with the online Zeitgeist in China, and after a bit of research, Momo's Tuzki became the personification for the product: An omni present bunny that around 50 million Chinese netizens use to express their emotions instantly.
Here is an article from Asian Wall Street Journal about the Tuzki campaign.