What makes Requiem by Sarah Brightman notable?

'Requiem' is significant for its ambitious blend of classical music and pop, garnering critical acclaim and chart success in the UK. The track 'Pie Jesu' became particularly noteworthy, showcasing Brightman's vocal prowess and solidifying her influence on the crossover genre, leading to later successes in both musical theater and popular music. In 1985, Sarah Brightman was transitioning from her early career in musical theater to a more defined solo identity. 'Requiem' marked her first foray into classical crossover, following her role in 'The Phantom of the Opera' which had premiered just a few months prior. This album established her as a prominent figure in the operatic pop genre.