Not really funny, actually somewhat feel bad for her/he's a sweet BF, but more just..... really unique lol
https://boston.craigslist.org/nos/pet/6015853495.html
I like that.
The other option is to go to the animal shelter. I know at our humane society they just have a sign in log and anyone can go and socialize the animals. It may be harder to do that in Boston given that it is so big, so there's more travel time and traffic and so on.