The mother of the Antetokounmpo brothers, Veronica posted her wishes on the occasion of the 25th of March 200th Anniversary celebrations of the Greek Revolution posting some older photos of the Giannis (aka Greek Freak) wearing a tsolia uniform.
In the photos, posted on her Facebook page, Giannis Antetokoumbo is proudly holding the Greek flag dressed in the Greek national uniform.
https://www.facebook.com/verocharles.adetokunbo