The Pitch Perfect star told her Twitter followers that it was "none of our business" to be talking about the young Royals singer's beau, after an article was published with facts about James Lowe.
Anna is known for being vocal on her social media sites, and often tells fans of her latest musings.
"'5 things you need to know about Lorde's boyfriend:' Nothing. Nothing, cause she's 17 and it's none of our business. #Blech (sic)," Anna told her 2.4million followers.
Although the 28-year-old actress wasn't up for speculating about other people's lives, she was more than happy to reveal some weird facts about herself (in the article).