Pamplona Cheers is a term used to describe the traditional Spanish celebration of San Fermin, which takes place in the city of Pamplona. The celebration is marked by the singing of 'Oles' which is a four-letter word that is shouted out during the festivities. Oles is a cheer that is used to express joy and excitement, and is often accompanied by clapping and stomping of feet. It is a way for people to show their enthusiasm and appreciation for the event.