songs that feature nct members: a thread

this thread will contain the following:
- songs that are not released in any of their albums
- mostly but not limited to OSTs, SM stations, and collaborations
- hidden gems especially if you& #39;re fairly new to the fandom

please send me a dm if you think i missed any https://abs.twimg.com/emoji/v2/... draggable="false" alt="💚" title="Green heart" aria-label="Emoji: Green heart">