On An Occasional, Apparently Recurring, Grammatical Error I've Made On My Blog

Alternatively titled: I'm Paranoid That My Boyfriend's Parents Are Judging Me On My Grammar

Him: You know, both of my parents have mentioned it to me.

Me: The error?

Him: Errors. I asked my dad how many times he'd seen you do it, and he said, "More than once."

Me: Omigod!

Him: Yeah. They're beginning to doubt you were an English major. My mom thinks you may have actually specialized in horticulture.