What's your Pet Peeve?

Mine are open mouth chewing with that mouthy eating sounds 😖... (Makes me wanna slap someone silly).

And people using "more THEN" instead of "more THAN" when talking about comparisons 😖.

Here's a helpful link to explain clarify that once and for all: https://www.learngrammar.net/a/more-than-vs-more-then-lets-not-confuse-the-spellings