The "Open Mic" series was designed to expand the stage of "Begin Again" to a space where more diverse musicians and music can coexist. It is a channel where any musician who loves music can participate. It is a digital content that contains the music and the stories of various musicians who take on the challenge of busking where anyone can sing with just one microphone and make a stage anywhere.
Lee Hi is a South Korean singer-songwriter, who is best known as the runner-up of SBS' K-pop Star Season 1. She debuted with single "1, 2, 3, 4" on October 28, 2012 and reached number one with first week sales of 667,549 downloads.