Mozamel, Saudi Arabia is a very conservative society. They frown upon (forbid) many western-style entertainments. Only recently was cinema allowed in the country, and then only on occasions and with strictly vetted films.
Here's a bit of a guide to the local laws and customs
Most social interaction is done in private, but there're plenty of great restaurants, and of course night time, after the heat of the day, is when people come out to enjoy themselves.
Phil from the safety hub about 6 years ago