Diddy wants you to text him. So do Paul McCartney, Sophia Bush and Marshmello.

Over the past few months, some celebrities and influencers have been posting phone numbers on Instagram, Twitter and YouTube and encouraging fans to reach out to them.

"I'm sitting here and I'm thinking, I'm about to go into this next era of my life and I'm going to be doing a lot of positive things, a lot of disruptive things, a lot of things I really don't want everybody, like everybody to know about," Diddy said in an IGTV video posted on October 2. "On the


Is it their real number?


Will they respond to me?

Why would a celebrity want to text me?