Jennifer Lawrence tests Cynthia Erivo's synesthesia

Jennifer Lawrence is proving that she lets her thoughts and instincts take over as she candidly asks Cynthia Erivo to prove her synesthesia.

As soon as the Wicked: For Good actress revealed that she has the rare neurological trait, that allows her to associate sounds with the colours, The Hunger Games actress jumped in to sing a note and ask Cynthia what colour it made her think of.

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