If I forget to credit you, please let me know! :)
Billlie Official Images: Billlie's Fancafe, their Naver profiles, their official social media pages
Music Player: adilene.net
Music tracks: Billlie Official Soundtracks (1) (2) and CD only Tracks
Song Sorter: biasorter on Tumblr
Fonts: Home Sweet Home, Moneygraphy, Nanum Square Round
Icons: Font Awesome
Graphics: FOOL LOVERS, Glitter Graphics, GifCities, Bonnibel's Graphic Collection, Adobe Stock Images
Coding Stuff: W3Schools, scripted, MelonLand, YouTube Player API for iframe Embeds