Winnie Madikizela-Mandela came to the gates of Mandela's hospital to address crowds, and told them "Tata is sitting up."
"It is true that he is getting better, it is true that he's now sitting on a chair and is able to communicate with the family."
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The 25-year-old pleaded guilty at Liverpool Magistrates' Court earlier this month to common assault by beating of Rachael Wall.
The ECB said it "would not be fair, reasonable or proportionate" for Stokes to remain unavailable.
Simon only noticed it had gone missing in the new year when he went to change his Rudolph reindeer eye he had been wearing over Christmas.