The model, actress and mom died Thursday at age 47.
Porter was “discovered unresponsive”at her home in Los Angeles.
The Woolsey fire has claimed three lives and burned nearly 100,000 acres.
“Stan had the power to inspire, to entertain, and to connect,” Disney said in a statement.
The fire has destroyed 370 structures, local authorities say.
The critically-acclaimed film will arrive in theaters on Nov. 16.
Rapper performed two tracks off his new album “Tha Carter V.”
It’s the New Orleans rapper’s third time serving as musical guest.
“I can’t believe I’m even saying Rest In Peace,” the reality star wrote on Instagram.
Singer released her new track, “Thank U, Next,” just before the show aired.