"300" actor Gerard Butler has been losing some weight lately for his upcoming film called 'Mavericks' and that's been discovered in the locker room of Celtic soccer team when trading the shirt with a player.

The King Leonidas gave a full look of his ripped abs and chiseled arms, while also goofing at the cameras by sticking out his tongue! See the photos below.

The 41-year-old actor was in the locker room before a charity soccer match in Glasgow, on Tuesday, August 9. He formed a team with some Glasgow Celtic stars to play with a group of retired Manchester Uni ted players in a benefit game of Oxfam East Africa Famine Appeal. And they win the match a score of 5-2 .

Gerard was joined by boxer Ricky Hatton, Blue's Simon Webbe adn members of The View.

Before the match, Celtic manager Neil Lennon told the press, "This is a great cause and one we should all support. The charitable spirit and generosity of our supporters is well-known and we're sure our fans will once again lend their backing to support the many thousands of people in Africa who need our help."