30 June-7 July: Triple bill - Birthday Offering, A Month in th e Country, Les noces (5 perfs). Ashton’s celebration of seven ballerinas m arks the Royal Ballet’s 80th anniversary and opens the penultimate offeringof Dame Monica Mason's directorship, contrasting with his tender ballet-d rama to Turgenev’s short story about a lady who falls in love with her chil dren’s tutor. Nijinska’s Les noces is a setting of a Russian peasant weddin g using Stravinsky’s extraordinary score for soloists, chorus, four piano s and percussions. (*=debut) 30 June, 4 & 7 July: Birthday - Rojo* Bonell i* / Month - Yanowsky Pennefather / Noces - Arestis Hirano* 3 & 6 July: Bi rthday - Nuñez Soares / Month - Cojocaru* Polunin* / Noces - McNally* Hrist ov booking: http://www.roh.org.uk