- SEVENTEEN - 글쎄
- Erika - I Don't Know (Radio Mix)
- 王诗安 - I Don't Know
- Noni - I Don't Know You
- Remo Forrer - Somebody I Don't Know
- Veylow - I Don't Know (Sped Up)
- Erika - I Don't Know (Radio Mix)
- Erika - I Don't Know (Extended Mix)
- 林俊杰 - 不懂
- Céline Dion - I Don't Know
- 王诗安 - I Don't Know
- NOTD/Astrid S - I Don't Know Why
- 范丞丞/欧阳娜娜 - I Don't Gotta Know
- Erbol/山K - I Don't know
- Bo Peep - I DON’T KNOW
- Tristesse Contemporaine - I didn't know
- 艾怡良 - 我不知道爱是什么
- I DONT KNOW HOW BUT THEY FOUND ME - Choke
- Me and My Sandcastle - I Don't Know Why
- ONE N’ ONLY - I Don't Know