[All] IU's Birthday Party Where You Can't Laugh - IU Edition

The first PD Cam video was uploaded from a birthday party where you can't laughㅋㅋㅋ

Only IU appears! You need to skip the first 5 seconds ㅋㅋㅋ

I can watch IU for about 16 minutes and it's fun to watch her reactionsㅎㅎ