"Nothing shuts Down the Noise or the Naysayers More then being in the Creative Process," she wrote.
The actor was seen making out with the Queen of Pop in her Celebration Tour announcement video.
Madonna's older brother died over the weekend at age 66.
"I f---ing love Madonna, and I love her no matter what," P!nk said of the Queen of Pop. "I still love her."
The pop legend also shared that "close-up" photos taken on a "long lens camera" is what caused her to look different at the ceremony.
The news comes on the heels of Madonna's just-announced global tour.
Let us know which song you'd love to see Madge perform on her Celebration Tour by voting in our poll.
On the new Billboard Pop Shop Podcast, Katie peppers Madonna superfan Keith with questions about the buzzy new global tour.
The global trek will celebrate Madonna’s deep catalog of hits, sources tell Billboard.
Three versions of the high-energy tune – the 7” version, an extended dance mix and an instrumental mix – are all now available globally.