This Sir Peter Wright production of Adolphe Adam’s Giselle is one of The Royal Ballet’s most loved and admired stagings, faithful to the spirit of the 1841 original yet always fresh at each revival. This performance features former Bolshoi star and now Royal Ballet principal Natalia Osipova in the title role, one of the most demanding principal roles in the repertoire, and Royal Ballet principal guest artist Carlos Acosta as Albrecht. ‘‘Natalia Osipova…is, yet again, a revelation.’’ The Guardian ‘‘Natalia Osipova’s Giselle is the most radical I’ve ever seen.’’ The Independent