It serves as the audience's proof that the world has changed.
By using "Yesterday"—one of the most covered songs in history—the film argues that certain art is so fundamental it feels discovered rather than written. Himesh Patel - Yesterday (From The Film Yesterday)
Patel employs a soft, almost hesitant delivery that reflects Jack’s disbelief and growing guilt. It serves as the audience's proof that the world has changed
Patel performed the songs live on set rather than lip-syncing to pre-recorded tracks, capturing the natural acoustics of the room. Himesh Patel - Yesterday (From The Film Yesterday)