What is isabel lucas in transformers?

Isabel Lucas played the role of Alice in the 2009 movie Transformers: Revenge of the Fallen. Alice was a Decepticon disguised as a human who seduced Sam Witwicky (played by Shia LaBeouf) in an attempt to steal the information on the location of a powerful AllSpark shard. Isabel's performance received mixed reviews from critics and audiences. The movie was a commercial success, grossing over $800 million worldwide.