When did Pat Sajak kiss Vanna White on the lips as a joke?

There is no record or evidence of Pat Sajak ever kissing Vanna White on the lips, either as a joke or seriously.

It's important to remember that:

* They have a long-standing professional relationship and are known for their playful banter, but it's always remained within appropriate boundaries.

* Rumors and misinformation spread easily online. This could be a case of a fabricated story or a misunderstanding of a harmless interaction.

If you saw this information somewhere, it's best to verify it through reputable sources.