Nelly Furtado repeatedly slapped her "first celebrity crush", Mark Wahlberg" until he was "red" in the face.
The 'Promiscuous' singer made a brief appearance in 2008 action movie 'Max Payne' - in which the 53-year-old star played the titular detective - and not only was she feeling flustered at the thought of meeting her idol, her lack of acting experience made her unaware she didn't have to get violent during rehearsals.
