Knock Knock
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28 cringe-worthy classical music jokes that you need in your life
![Classical music jokes](https://assets.classicfm.com/2014/02/classical-music-jokes4-1389953585-view-1.jpg)
22. Knock Knock
Knock knock, who's there? Philip Glass. Knock knock, who's there? Philip Glass. Knock knock, who's there? Philip Glass.