New Delhi, June 30 -- Glastonbury Festival continues to serve unforgettable moments in its latest edition, but few could match the thunderous reception that greeted Sir Ian McKellen during an unannounced appearance on stage with the Scissor Sisters.

The legendary British actor, best known for his iconic roles in 'The Lord of the Rings', 'X-Men', and numerous Shakespearean productions, stunned fans when he walked onto the stage to perform a dramatic reading of the monologue from the Scissor Sisters' track 'Invisible Light'.

Originally voiced by McKellen on the band's 2010 album 'Night Work', the piece has remained a cult favourite for fans of the group.

This live rendition, however, took things to another level. As the first words of th...