Will Fans Unfollow Ad.ly's Twitter-For-Pay Celebs?

The chance for two-way interaction with celebrities has been a strong driver of Twitter's growth, as passionate users like Ashton Kutcher and Oprah Winfrey have taken to the service with gusto. But will their followers' patience wane when those stars use Twitter to send out paid product endorsements and brand messages?

We're about to find out. As we reported last week, Kutcher's new Nikon deal calls for him to send sponsored tweets to his nearly 4 million followers. Now, TheWrap reports, the Ad.ly network is signing up a raft of B-list celebs, like Kim Kardashian, Dr. Drew, Nicole Richie and The Hills' Audrina Patridge with endorsement deals.Continue reading...