Mark Wahlberg Shows Some Muscle While Heading to a Meeting

Mark Wahlberg did a little flexing while heading to a meeting!

The 48-year-old actor was spotted while heading into a studio on Tuesday afternoon (August 27) in Santa Monica, Calif.

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Mark showed off his muscle in a tight white tee paired with grey shorts and sneakers.

Earlier in the week, Mark bared his toned body in a shirtless selfie while showing off some of hit fitness progress.

Mark has been taking part in a fitness challenge over the past 45 days that has helped get his body in the best shape possible.