alt Hacker News366k views in 4 days hardly qualifies as a worldwide hit. It's decent, but other ads saw more views faster this year, like that American Eagle ad with Sweeney.
It's hard to measure on Youtube due to the weight of paid views but still.
Anyway, it's a cute ad.
I think it mostly blew up via unofficial reposts, since that original version was in French without subtitles.
This one copy on X has 27 million views after 2 days: https://x.com/pawcord/status/1998361498713038874