Join Date: Oct 2005
Location: United Arab Emirates & Arizona, USA
Programs: UA MM/1P, EK Ag, Marriott Life Ti, Hilton Dia, IC Dia, Hyatt Glob, Accor Pt
Posts: 4,721
No need to absolutely change the date. Markets and stores will be mostly open. I am not sure about cultural events, however.
In fact, Qatar has been considering changing its weekend to Saturday and Sunday!