Jack-in-the-box-pop-up-artist
A f***ing ghost who appears just when you need them and vanishes before you can say f***ing goodbye.
My mom showed up at my apartment like a f***ing ghost and left before I could even say f***ing hello.
That guy from the gym popped up at my birthday party and vanished before I could even grab a f***ing snack.
My friend showed up at my concert and left before the f***ing encore.