I Need a New Brain

Or at least a back-up brain. Please?

At work I've long used the calendar function of old Outlook to remind me to do things, but I never got in the habit at home–one reason being that I don't own that version at home.

Recently I decided I needed the brain back-up, and started using reminders in Lightning, the calendar add-on to Thunderbird. Unfortunately, after a few days, certain reminders just stopped popping up. For instance, I completely forgot to nag my kid about practicing her flute...