Gerard Butler Shows Off His Biceps in a T-Shirt

Gerard Butler fuels up his truck at his local gas station while out running some errands on Wednesday afternoon (May 13) in Los Angeles.

The 45-year-old Scottish actor wore a tight t-shirt to show off his bulging biceps!

PHOTOS: Check out the latest pics of Gerard Butler

Over the weekend, Gerard was spotted stocking up on groceries for the upcoming week. He has been in Los Angeles for a few weeks now!

15+ pictures inside of Gerard Butler showing off his muscles in his tight t-shirt…