Chevy Chase, the star of five National Lampoon's Vacation films, has sparked concern amongst his fans after he was recently photographed in a wheelchair.
It comes as the 80 year old was attending the inaugural Rocky Day in Philadelphia, Pennsylvania - a tribute to the 77 year old actor Sylvester Stallone.
During the event, Chevy was seen in a wheelchair at the bottom of the stairs at the Philadelphia Museum of Art. Donning a pair of blue jeans, a beige jumper and a red puffer jacket, the 80 year old also covered his head with a baseball cap.
Chevy did not remain sitting down for the whole time, though. At one point during the event, he was pictured standing next to Sylvester Stallone while posing in front of the iconic Rocky statue.
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