Chevy Chase Health Questioned After SNL 40 Special Appearance.\r<br>\r<br>Chevy Chases health is being questioned by fans after the legendary comedian and movie star made an appearance at the SNL 40 event, which celebrated .\r<br>\r<br>\r<br>\r<br>Chevy Chases health is being questioned by fans after the legendary comedian and movie star made an appearance at the SNL 40 event, which celebrated .\r<br>\r<br>Chevy Chase Health Questioned After SNL 40 Special Appearance Chevy Chases health is being questioned by fans after the legendary comedian and movie .