'OST Queen' Lyn brought her voice to the April 23 installment of 'Immortal Song'.

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Lyn covered Jang Sah Ik's "Wild Rose" and was the second performer up after Kim Jung Min. Though her vocals were enough, Lyn also brought white flowers to the stage, making an impression.�After her performance, Yoon Min Soo�commented, "I heard a voice I haven't heard from Lyn yet."�

Lyn beat Kim Jung Min for the round and it was No Brain (Highlight for Spoiler) who took the final win.