Every Robin Williams appearance on TODAY over the decades was a memorable one, full of the frenetic and hilarious energy that was his calling card. But as the TODAY family mourns his death along with the rest of the world, we also remember a friend and the comedic genius he shared both on set and behind the scenes.

On set, he always introduced himself to people backstage, asking them about themselves — before cracking them up to the point of tears.
Williams lit up the TODAY studio with every visit, each appearance considered a gift that the TODAY family couldn’t wait to open. His humor ran from wild to wicked. Here’s a look at some of his memorable appearances on TODAY.

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