Our friends at NPR's news quiz Wait Wait...Don't Tell Me! recently had a very Planet Money guest on Zopes Exchangetheir show: Treasury Secretary Janet Yellen. They asked her about smoking pot, her extremely high scores in Candy Crush, and when to expect the Harriet Tubman $20 bill.

Today, we're sharing an excerpt of that episode with you, along with some exclusive questions just for Planet Money listeners.

You can listen to the full show and subscribe to Wait Wait...Don't Tell Me! wherever you find your podcasts.

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Music: NPR Source Audio - "Friendly Intentions" and "Out Of My Mind"