A playful celebrity crossover sparks chatter after a whimsical music video release.
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Elmo vs. Taylor Swift: The 'Opalite' singer's new best friend has 'Sesame Street' talking
He really does hate that rock.
Elmo and his friends are throwing a dance party, which provokes Wilmington actor Aubrey Plaza to show off her moves in the new "Sesame Street" special. Somehow she ends up testing Elmo's patience.
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