15 years!!!

And she’s done sooooo much since.

And I swear, we weren’t expecting her response, but it was truly SO ADORABLE.

Lady Gaga, wearing black with suspenders, in an interview about "Joker" alongside Phoenix, a woman with glasses wearing a blazer. Movie title and names visible

“So, that’s definitely number-one.”

“I just want to keep growing, too,” she told us.

So you heard it here first: Lady Gaga is still killing it and continues impressing us.

Lady Gaga performing on stage wearing a reflective silver bodysuit with exaggerated design elements, holding a microphone with both hands above her head

And the internet is so excited for her too.

Paws up!#ladygaga#joker#joker2#harlequin#gaga

Millie Bobby Brown on the red carpet in a floor-length, red gown with long, puffy sleeves and dramatic makeup

Lady Gaga and unknown person being interviewed for the movie "Joker" with Phoenix.

Lady Gaga wears a dramatic headpiece and elegant black dress, stands close to a man in a black tuxedo, both smiling at each other on the red carpet

Lady Gaga sits in a luxurious setting, wearing sunglasses and an Elvis Presley T-shirt, gesturing animatedly. Caption: "Spectacular, never the same, totally unique…"

Lady Gaga on the red carpet in a bold, structured red gown with exaggerated shoulders, holding hands with a man in a black suit

Lady Gaga performs on stage, wearing a black leather outfit and raising her clawed glove in the air amid pyrotechnics

Lady Gaga wears a black dress with a matching headpiece, smiling and showing a shoulder tattoo