Parts of the video, including a feisty cheerleading battle and an emotional dollhouse scene, harken back to other big-screen teen classics Bring It On and 13 Going on 30.
And when that video finally dropped today, she did not disappoint.
In the song, Ariana also mentions her ex Mac Miller, but fans pointed out the fact that he didn't get a page in her "Burn Book".
The Mean Girls have made their comeback, and it was probably a Wednesday.
And Ariana does Elle's "bend and snap" lesson.
Fed likely to raise rates in December but concerns mounting: minutes
At that time, Fed policymakers indicated another hike in December, three more in 2019 and probably one more in 2020. That "just below" phrasing seemed to indicate that the Fed is almost done raising rates for the time being.
Lucy Hale weighed in too, writing, "Actually drowning in my tears Rn over Thank u, next video".
You can easily figure the picture is that of her and Pete Davidson!
During her cheer-leading skit, the uniform is plastered with the initials TUN, which might indicate towards the song - Thank U, Next.
Elsewhere, Grande's former Victorious co-star Elizabeth Gillies stood in for Lindsay Lohan's Mean Girls character while Stefanie Drummond reprised her role from the same film.
Not quite finished with her fangirl moment, the singer quickly added: 'and by sometimes i literally mean everynight still'.
Grande portrays the legendary Regina George (played by Rachel McAdams in the OG), and gets the same introduction from her schoolmates that Regina got in the movie! Witherspoon tweeted to say she "nailed it".
Check out the full Queen Ariana video, below. "He was really cute", she tells Coolidge, dressed in Paulette's all-denim ensemble.