Yisabel – My Eden (Gu Family Book OST Part.1)

Lee Sang Gon – Love Hurts (Gu Family Book OST Part.2)

Baek Ji Young – Spring Rain (Gu Family Book OST Part.4)

Suzy – Don’t Forget Me (Gu Family Book OST Part.5)

Lee Seung Gi – That One Last Word (Gu Family Book OST Part.6)

The One – Best Wishes To You (Gu Family Book OST Part.6)

4MEN – Only You (Gu Family Book OST Part.7)

Shin Jae – Will You Be My Love Rain (Gu Family Book OST Part.8)