LOL. Just LOL. I have no problem with âm nhạc tastes but wow alot of people don't buy âm nhạc and bạn still do? xDD
Whatever nice job supporting the artists. If bạn wanna buy it. I would suggest downloading it first and if bạn wanna support the artists then buy it. hoặc else you'd have this problem like you're having now. This is the reason why I do not use iTunes.
Read this: It even says here bạn should backup your iTunes âm nhạc because somehow they get erased.
When I bought this new Vocaloid album on iTunes, one of the songs got erased but to get it back, I just held the power button and slided to power off and when I turned it back on it was there. If that doesn't work, I guess bạn could just try to use iCloud, like if bạn backed it up? I usually back my iTunes thư viện up with my iPhone and iMac so if I lose anything, I just connect it with my computer and I get it back. Um, well, I guess if its not in your purchased danh sách either, try searching the song up again and see whether bạn ahve to buy it again hoặc bạn can just tap download again. :I I'm not sure, try contacting Apple. Here's the link to the danh sách of ways bạn can contact Apple: