Pet peeve: family asking questions of you while you're in the bathroom with the fan on.
Not only can I not hear your question, it's almost certainly something I'd need to be at my computer to look up the answer for.
(see: being treated as my dad's Siri, especially when no one else is home.)
god my mom sometimes asks me questions/talks to me while i'm in the bathroom, and it's like. mom i am pooping rn. can you pls wait a minute.