Rylee Lockhart, an 18-year-old from Sacramento, California, was in the middle of a family dinner this week when her younger brother Ethan slid her a Post-It note.
The drawing is either of a cat or a bird depending on which way you look at it.
"I was eating dinner with my sister, and she looked a little down, so I drew something I had seen a different version of online and gave it to her," Ethan, who is 16, told BuzzFeed News.
It took some time for people to see it, but when they finally did, they didn't know whether to be confused or impressed.
If you want to be further mindblown, then check out this rabbit-duck graph that someone else's little brother drew.
And the new political compass.
"I didn't even know he noticed I was feeling poorly," Rylee said, adding that the drawing absolutely made her feel better.
Kassy Cho is a reporter for BuzzFeed News and is based in London.
Contact Kassy Cho at email@example.com.
Got a confidential tip? Submit it here.