She also detailed how quick Rodriguez was to step in and help.
"Alex was like, we can do this, and he got the MLB and the New York Yankees to donate right away. And then he made a donation. And then that all happened almost simultaneously," she said.
Organizing the event has had deep personal resonance for the star, who had family members directly affected by Hurricane Maria, which hit Puerto Rico, and she was hands-on in securing celebrity participation and getting others involved.
"I called every performer myself," she said. "It was a lot of fun to call you know, Gwen Stefani or Demi Lovato or Jamie Foxx or Leonardo DiCaprio or any of these people...Ellen DeGeneres and go 'Hey, my full time job is now Puerto Rico, can you help me out?' And I can't even get the sentence out and they're like, 'Yes, what do you need? What do you want me to do?'"