The "Havana" singer will reportedly get a chance to see how the glass slipper fits in a fast-tracked Hollywood project.
It's not clear what is causing the illness, which has similarly affected dozens of American diplomats, the Canadian government said.
The three Cuban women who survived the crash were in critical condition, a hospital official said.
The plane went down shortly after takeoff from Havana's Jose Marti airport.
U.S. Embassy staff had experienced hearing loss, dizziness, cognitive issues and difficulty sleeping.
Taylor Swift was the last solo female artist to achieve the feat with 2013's "I Knew You Were Trouble."
A year after he was arrested for celebrating the ex-president's death, a Cuban dissident looks back on the first year without Fidel.