Professional weenie Shia LaBeouf ran 144 laps around the Stedelijk Museum in Amsterdam today as part of a performance art piece.

This isn't the 28-year-old Even Stevens actor's first foray into bizarro conceptual art projects: He's appeared fully nude in a Sigur Ros video, showed up to a film premiere with a paper bag over his head, and sat in a room and cried with a paper bag over his head.

Before running the Metamarathon, it seems that he was granted a visit with renowned performance artist Ulay:

Go, Shia, go.