Rachel McAdams & Josh Lucas: Metallica Heads?

Rachel McAdams shoots new scenes for the upcoming detective flick, Sherlock Holmes, in Brooklyn, New York City on Monday (February 2).

Post-divorce Guy Ritchie is directing the movie, which is set to hit theaters November 2009. Robert Downey Jr. and Jude Law also star.

On Saturday night, the 30-year-old actress was reportedly spotted kissing her new boyfriend, actor Josh Lucas, at the Metallica concert held at the Prudential Center in Newark, New Jersey.