Running of the bulls the market, men would try to speed the process by hurrying their cattle using tactics of fear and excitement. After years of this practice, the transportation and hurrying began to turn into a competition, as young adults would attempt to race in front of the bulls and make it safely to their pens without being overtaken. When the popularity of this practice increased and was noticed more and more by the expanding population of Spanish cities, a tradition was created and stands to this day. The Pamplona encierro is the most popular in Spain and has been broadcast live by
San Prudencio festival in San Sebastián takes place with trumpets, drums and Basque dance groups. According to a local newspaper, the first "tamborrada" connected with the San Prudencio festival was held in 1975; the festival itself has been held since at least 1964. The following day, a fair is held with traders and craftsmen. A popular song is sung during the festival: Spanish: <poem>Suena el tun, tun y con él la trompeta, Es la retreta de nuestro patrón. (Bis). Los alaveses, en este día, con alegría y con buena unión. Celebran fiestas a San Prudencio, a San Prudencio su patrón. Suena el tun,