Click the checkbox next to each item in this list that is the same as Rigoletto. When you're done, click 'Merge Duplicates.'

Click the checkbox next to each item in this list that is the same as La Traviata. When you're done, click 'Merge Duplicates.'

Click the checkbox next to each item in this list that is the same as Aida. When you're done, click 'Merge Duplicates.'

Click the checkbox next to each item in this list that is the same as Otello. When you're done, click 'Merge Duplicates.'

Click the checkbox next to each item in this list that is the same as Falstaff. When you're done, click 'Merge Duplicates.'

Click the checkbox next to each item in this list that is the same as Macbeth. When you're done, click 'Merge Duplicates.'

Click the checkbox next to each item in this list that is the same as Il Trovatore. When you're done, click 'Merge Duplicates.'

Click the checkbox next to each item in this list that is the same as Dont. When you're done, click 'Merge Duplicates.'

Click the checkbox next to each item in this list that is the same as Requiem. When you're done, click 'Merge Duplicates.'

Click the checkbox next to each item in this list that is the same as Really. When you're done, click 'Merge Duplicates.'

Click the checkbox next to each item in this list that is the same as Un Ballo in Maschera. When you're done, click 'Merge Duplicates.'

Click the checkbox next to each item in this list that is the same as Caree. When you're done, click 'Merge Duplicates.'

Click the checkbox next to each item in this list that is the same as Il Corsaro. When you're done, click 'Merge Duplicates.'