In 1910 Vincent made her debut in grand opera in Thomas Beecham's seasons at Covent Garden and Drury Lane, singing in Hansel and Gretel (as Hansel), Così fan Tutte (as Fiordiligi), The Tales of Hoffmann (as Antonia), Carmen (as Micaela) and Don Giovanni (as Zerlina).
In 1910 Vincent made her debut in grand opera at Covent Garden and Drury Lane, singing in Hansel and Gretel (as Hansel), Così fan Tutte (as Fiordiligi), The Tales of Hoffmann (as Antonia), Carmen (as Micaela) and Don Giovanni (as Zerlina).