Gratuitous Bertie Dog Picture: Knock-Knock Joke

"I'll wait." 

Image:  A Woman at Her Toilet, Jan Steen (Leiden 1626-Leiden 1679), Creation Date: Signed and dated 1663, Materials: Oil on panel, Acquirer: George IV, King of the United Kingdom (1762-1830) in 1821.  Crown Copyright.  The Royal Collection.  Image courtesy of Her Majesty Queen Elizabeth II.

To learn more about this Dutch masterpiece, visit the Royal Collection.

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