When she had the most perfect response to the Daily Mail using "openly gay" as a slur.
When she saw a video detailing her "10 rules for success", and was like, "nah".
When she summed up the presidential election in the best – and most depressing – way possible.
When she had no time for critics of Noma Dumezweni's role in Cursed Child.
When the Evening Standard wrote a piece on the "impeccable grooming" of the alt-right, and J.K. clapped the hell back.
When she read an article questioning the "purpose" of the female orgasm, and was having absolutely none of it.
When she summed up every writer's struggle in less than 140 characters.
When she hilariously recognised the divisiveness of one of her beloved/hated characters.
When someone tried to insult her, and she couldn't give less of a shit.
And when she proved she'll never stop firing shots at trolls.
When Brexit happened, and it made her reconsider everything she knew.
When she revealed the more-than-slightly inappropriate birthday present she received from her 13-year-old son.
When Devon Murray, who played Seamus Finnigan, revealed he prefers Slytherin over Gryffindor, and Jo was not happy.
When someone asked her how to make a Horcrux, and she wasn't having any of it.
When she was down with the kids.
When she gave some important parenting advice.
And when she managed to sum up how we all feel about 2016 in just a few words.