Gilbert and Sullivan Gilbert was questioning his good faith, and in any event, Sullivan had other reasons to stay in Carte's good graces: Carte was building a new theatre, the Royal English Opera House, to produce Sullivan's only grand opera, "Ivanhoe". Gilbert brought suit, and after "The Gondoliers" closed in 1891, he withdrew the performance rights to his libretti, vowing to write no more operas for the Savoy. Gilbert next wrote "The Mountebanks" with Alfred Cellier and the flop "Haste to the Wedding" with George Grossmith, and Sullivan wrote "Haddon Hall" with Sydney Grundy. Gilbert eventually won the lawsuit, but his actions and
National Gilbert & Sullivan Opera Company Sullivan companies performed around the world. After 1961 other professional groups began to perform the operas in Britain. In 1994, the International Gilbert and Sullivan Festival was founded by Ian and his son Neil Smith partly to fill the gap left by the closure of D'Oyly Carte, and it has been held every August since then in England. On weeknights, the festival features a competition among amateur companies from all over the world. On weekends, however, the festival offers professional performances given by companies such as the Carl Rosa Opera Company, Opera della Luna, the New York Gilbert and Sullivan