This Little Girl's Knock-Knock Jokes On Vine Are Painfully Cute

Noted adorable toddler Breanna Youn is a comedy star on Vine. And her knock-knock jokes are tell-tale proof.

1. On punctuality:

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2. On flowers:

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3. On neighbors:

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4. On Whitney:

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5. On presidential elves:

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6. On sadness:

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7. On the film Juno, maybe:

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8. On Starbucks:

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9. And on the classic punchlines:

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Follow Breanna on Vine for more comedic delight!