Tim Conway, The Dentist Sketch On Carol Burnett Show Was So Funny. How Can I Play It On The Computer?

I found it once and can’t find it now. Can anyone help. It was on youtube.com. It was Harvey Korman and Tim Conway years ago on Carol Burnett TV show. The dentist sketch.

• Where can I find a DVD with the original Conway and Korman dentist sketch from The Carol Burnett Show?
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