Gerard Butler is being investigated by police after allegedly attacking a paparazzo in Los Angeles.

Police are planning to speak to the "RocknRolla" star after he reportedly got into a fight with photographer Morgan Kreusch in the early hours of Monday morning, leaving Kreusch with a cut lip which required stitches and three loose teeth.

Toned "RocknRolla" star Gerard Butler shares his four-step foolproof plan for beating stress as he strikes a casual pose on the cover of Men's Health October issue.

Looking slightly trimmer than his picture on the previous MH March 2007 cover, the "300" star reveals that he hasn't "had a drink in more than 10 years" and how he wanted to be an actor just after seeing a stage production of "Trainspotting" in 1995.

Guy Ritchie plays Madonna songs on set. The "Snatch" director - who is married to the 50-year-old singer - can't resist listening to his spouse's hit tracks to help him concentrate at work.

Gerard Butler, who stars in Guy's new film "RocknRolla," said: "He doesn't want to admit it but he plays her music all the time. We were going always going crazy on set to 'Holiday' and 'Vogue.'"

Thandie Newton refused to film her sex scene with Gerard Butler in "RocknRolla" because he was ill.

The 35-year-old actress - who plays stunning accountant Stella in Guy Ritchie's new movie - insisted the scene didn't involve her kissing him after she realized how sick Gerard was.