This dance is an Egyption ritual called Zaar or Zār, The dancer is wearing a khaliji thobe which is unusual, since thobes are worn in the Arabian golf not Egypt. Zaar is usually performed with a white plain dress. The purpose of the Zar is to cure mental illness through contact with the possessing spirits which cause maladies.
Dancer: Gal Shimron
Drummer & Music: Saleh Heby & group
Song: Zaar Rythm