Stockard Channing Good Genes or Good Docs?

11/5/2011 2:30 AM PDT BY Johnny Lopez
"Grease" star Stockard Channing has a lot to sing and dance about.

Here's the 34-year-old as Rizzo back in 1978 (left) -- and 33 years later, the 67-year-old at an event in NYC on Thursday (right).

Ageless is the word.