 Many major roles followed at Covent Garden, including her Nedda in "Pagliacci" which brought her international acclaim in Franco Zeffirelli's controversial production during the 1959/1960 season.The critic Alan Blyth considered this one of her best roles.She sang Tytania in Benjamin Britten's "A Midsummer Night's Dream", conducted by Georg Solti in his first new production after becoming the company's musical director in 1960.