Rourke may be a little odd in some ways, but the man was genuinely dedicated to his Chihuahua, Loki...
http://www.nydailynews.com/entertainment/tv-movies/wrestler-actor-mickey-rourke-beloved-dog-loki-spent-final-moments-arms-article-1.390245
We do get attached to our little buddies...and vice-versa.