Culturally, there's a unique festival celebrated on each special occasion thought the world. And seasonal festivals are some of the most important ones for the common folks as well as the upper class, nobility, and even royalty.
One such seasonal festival is celebrated throughout the great Roxana empire every four major seasons.
The summer and winter festivals are some of the grandest ones celebrated by the commoners and nobles with similar enthusiasm, the spring festival being the bringer of joy for the common folks, and the fall festival, which comes around the birthday of the emperor and empresses, being important for the nobles.
Festivals. A cultural event where a certain group of people comes together to celibate something festive.
Now there sure is discrimination against common folks and the upper class holds great pride in their superiority.