The footage moved the Paparazzi hitmaker to tears and she was so impressed with Aragon's talents, she sent out the link to all her followers on Twitter.com.
In a post on her Twitter blog, Gaga wrote, "Can't stop crying watching this. This is why I make music. She is the future."
And Gaga has now reached out to little Aragon to perform a special duet at her forthcoming gig in Toronto, Canada next week (begs28Feb11).
The child showed off her musical skills on Good Morning America on Thursday (24Feb11), before revealing: "(Gaga) invited me to her concert in Toronto to sing with her. Of course I'm gonna be nervous because she's so big and I'm only beginning..."
Aragon, who learned how to play the keyboard by ear, was also treated to six months of piano lessons courtesy of GMA bosses.