Matthew Morrison Said That "Joker" Inspired His Grinch Performance
"I didn't want the Grinch to be a good dancer."
In case you missed it, NBC will be airing a very Christmassy special Dr. Seuss’ The Grinch Musical!

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And starring as The Grinch is Glee's very own Matthew Morrison.
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In a recent interview with Entertainment Weekly, Matthew talked all about the special, his past roles, and most importantly, how he prepared for his role as The Grinch.

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When he was asked about how he perfected his ~Grinch-ness~, Matthew actually admitted that he was inspired by none other than Joaquin Phoenix's Joker.
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He told EW, "I didn't want the Grinch to be a good dancer. I took a lot from Joaquin Phoenix's performance in Joker, just going down those steps, like loose and [reveling in] abandon, and just carefree and raw."

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"At first, I was like 'I don't think the Grinch dances'; it didn't feel very Grinch-y, but then I came up with that and it felt right."

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So, basically, this dancing...
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...inspired this dancing.
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