Molly (Olga Yurievna Seriabkina; born April 12, 1985, Moscow) is a solo project from 2014 to 2020 of Russian singer, actress and TV host Olga Seriabkina, the only permanent lead singer of SEREBRO from 2006 to 2019. She wrote most of the group's lyrics, including the main hits "Mama Lyuba," "Mimimi," "Little You," "I Won't Give You Up," and "Mixed Up."
In March 2015, Seriabkina continued to work on a solo pop-hop project under the pseudonym Holy Molly, recording a single of the same name. later she changed her pseudonym to Molly, under which she performed until February 2020. The music video for "Holy Molly" premiered on April 21, 2015.