What’s Twitter doing? Going after a TV series.The San Francisco-based web phenom has partnered with Reveille and Brillstein Entertainment to develop an unscripted TV skein described as “putting ordinary people on the trail of celebrities in a revolutionary competitive format.” Project was announced with few details Monday by Reveille and Brillstein Entertainment. Series concept was created by novelist/screenwriter Amy Ephron, who will exec produce with Kevin Foxe and Steven Latham, Reveille’s Mark Koops and Howard T. Owens, Brillstein’s Jon Liebman and Lee Kernis. “We’ve found a compelling way to bring the immediacy of Twitter to life on TV,” Liebman said. Worldwide rights to the show will be repped by ShineReveille Intl.