Montserrat Caballé's album "Friends Again" is a beautiful collection of duets with some of the most talented singers of her time. The album showcases Caballé's versatility and range as she effortlessly shifts from opera to pop music. The tracks are well-chosen and the arrangements are excellent, highlighting the unique qualities of each performer's voice. The standout tracks include "Canto Alla Vita" with Vangelis, "Barcelona" with Freddie Mercury, and "How Can I Go On" with Queen. Caballé's voice is still as powerful and emotive as ever, and her ability to blend with each duet partner is impressive. "Friends Again" is a must-have for fans of Caballé and those who appreciate the beauty of vocal collaborations.