Watch The Greatest Hits (2024) Official Trailer

Find the right song, change your past. Find the right person, change your future.

Harriet finds art imitating life when she discovers certain songs can transport her back in time – literally. While she relives the past through romantic memories of her former boyfriend, her time travelling collides with a burgeoning new love interest in the present. As she takes her journey through the hypnotic connection between music and memory, she wonders – even if she could change the past, should she?