Ailee is the voice behind "Write Love with a Pencil" on 'Immortal Song'.

On the Nam Gook In-Jung Eun Yi special of the show, Ailee covered Jeon Young Rok's 1983 hit song "Write Love with a Pencil". The singer expressed about her first time on 'Immortal Song' in 3 years, "Born and raised in the United States, I didn't have many opportunities to encounter Korean songs. 'Immortal Song' is like a school where you can learn Korean music. It was a precious time learn and reinterpret masterpieces."

In the end, Ailee faced Hongja, who had won 3 consecutive round, and Ailee took the final win of the episode after appearing for the first time in 3 years.

Congratulations to Ailee!