She sang Elvira in "I puritani" at the Metropolitan Opera in January 2007, and on 30 May 2007, Netrebko made her Carnegie Hall debut with Dmitri Hvorostovsky and the Orchestra of St. Luke's, which was originally scheduled on 2 March 2006 but she postponed due to not feeling artistically ready. She then performed Donna Anna at Covent Garden, but withdrew from some performances due to illness. She appeared at the Last Night of the Proms on 8 September of that year where she performed excerpts from "La sonnambula" and "Giuditta", and the lied "Morgen!" by Richard Strauss with Joshua Bell. In the fall of 2007 she reprised her role as Juliette in "Roméo et Juliette" at the Metropolitan Opera.