1. Ninguno de nosotros se divirtió or ninguno de nosotros se ha divertido Allá reflexive verb are the same in all tenses.
2. Mesero- Male Mesera-Female
In other countries especially in South America, people use mozo for waiter and doncella for waitress.
Its called Ocho where a diverse groups of ethnic communities wear different colors or flags to represent pride in their heritage. Flags from Colombia to Nicaragua to Puerto Rico to Costa Rica and even Ireland flood the streets. The foods from all over are sold everywhere and music is played all over.