The 24-year-old could be seen frantically gesturing his arms as his co-stars looked on in confusion.
Was Shia frustrated, summoning fans to dance, channeling Richard Nixon, or acting?
We may never know….
Meanwhile, CLICK HERE to check out video of Transformers 3 being filmed in Chicago’s famed Michigan Avenue. What was once an uppity and touristy street has been turned into a smoke-ravaged street, showered with blown up cars and a victorious Shia.
The footage was shot by videographer Steve Bogda who captured the scene from his workplace. ” I spent 5 hours there with my camera looking down on it,” he blogs. “I missed the explosion, but got Shia’s reaction to it at the end which is funny to watch. “