Corpse stuck in Scotland

When someone is unexpectedly really dry after periods of being radio silent; Abruptly stopping texting, calling, or any communication, sometimes in a cryptic way.

A: Ugh, she was supposed to get back from her trip a few days ago and I haven’t heard from her!
B: Has she become a corpse stuck in Scotland?
A: Yeah what the hell, it’s just like she up and died or something