 College union societies greatly expanded their sporting, social and charitable activities at this time and in 1921 the University of London Union Society was formed as an umbrella organisation.Rags comprised well-organised kidnappings, the collection for charity by students dressed as the opposite sex or in elaborate costumes, processions and mock battles.The contest between King's and UCL reached new levels in December 1922 when King's captured Phineas from his usual residence in Tottenham Court Road.