Chevy Chase Makes Rare Public Appearance to Support Friend Sylvester Stallone [Photos]

Chevy Chase, 80, uses a wheelchair as he supports close friend Sylvester Stallone at the opening of new Rocky memorabilia shop in Philadelphia

Katie Ritchie looks downcast as she walks her dog in Sydney following her 'split' with boyfriend Chevy Black

Sylvester Stallone receives key to city of Philadelphia on 'Rocky Day' near iconic museum steps and statue to mark 47th anniversary of classic film