in tournaments known as cuppers (the term is also used for some non-sporting competitions). In addition to these there are higher standard university wide groups. Significant focus is given to annual varsity matches played against Cambridge, the most famous of which is The Boat Race, watched by a TV audience of between five and ten million viewers. This outside interest reflects the importance of rowing to many of those within the university. Much attention is given to the termly intercollegiate rowing regattas: Christ Church Regatta, Torpids, and Summer Eights. A blue is an award given to those who compete at the university team level in certain sports. As well as traditional sports, there are teams for activities such as Octopush and quidditch. There are two weekly student newspapers: the independent Cherwell and OUSU's The Oxford Student. Other publications include the Isis magazine, the satirical Oxymoron, the graduate Oxonian Review, the Oxford Political Review, and the online only newspaper The Oxford Blue. The student radio station is Oxide Radio. Most colleges have chapel choirs. Music, drama, and other arts societies exist both at the collegiate level and as university-wide groups, such as the Oxford University Dramatic Society and the Oxford Revue. Unlike most other collegiate societies, musical ensembles actively encourage players from other colleges. Most academic areas have student societies of some form which are open to students studying all courses, for example the Scientific Society. There are groups for almost all faiths, political parties, countries, and cultures. The Oxford Union (not to be confused with the Oxford University Student Union) hosts weekly debates and high-profile speakers. There have historically been elite invitation-only societies such as the Bullingdon Club. Student union and common rooms The Oxford University Student Union, formerly better known by its acronym OUSU and now rebranded as Oxford SU, exists to represent students in the university's decision-making, to act as the voice for students in the national higher education policy debate, and to provide direct services to the student body. Reflecting the collegiate nature of the University of Oxford itself, OUSU is both an association of Oxford's more than 21,000 individual students and a federation of the affiliated college common rooms, and other affiliated organisations that represent subsets of the undergraduate and graduate students. The OUSU Executive Committee includes six full-time salaried sabbatical officers, who generally serve in the year following completion of their Final Examinations. The importance