Popsugar.com is conducting a poll on who is the fastest rising star of 2007. The list includes Zac Efron, Megan Fox, Michael Cera, Blake Lively, Chris Brown, Emma Watson, Rihanna and Shia Labeouf. Surprisingly Zac Efron is losing with only 370 votes, Chris Brown is coming in second to last with 390 votes. Next is Megan Fox with a disappointing 588 votes, then Rihanna with 617. Coming in fifth to last place is the very handsome Shia Labeouf with 1,704 votes, sixth to last is Emma Watson with 1,736 votes. Winning the poll is Michael Cera with 1,901 votes!