Grammar Nazi Challenge: Level 2, Stage 3 - "The Apostrophe of Shame"

Here's the challenge: Identify all the grammatical errors in this sentence:

Apostrophes, like 's" in "it's" and "don't," are the bane of my existence. I mean, they're just so obviously incorrect, right?

Submit your answers and receive your reward!

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Note: The correct answer will not be provided. Your own self-diagnosis is all that matters.