Kim Kardashian in mourning

Mercy (TWITTER)

Kim Kardashian's white kitten Mercy, after contracting a fatal, cancer-like virus. (TWITTER)

Kim received Mercy from her boyfriend Kanye West last September, but was unable to care for it herself after discovering she was allergic. (TWITTER)

(TWITTER)

 

Kim Kardashian and Mercy. (TWITTER)

Kim Kardashian and Mercy. (TWITTER)