if replies aren't loading on your plurk, it's probably due to the block plurk users script.
this is really unfortunate, and i'm not sure what the app equivalent for firefox is, but - yeah. 
it's worked for everyone on my timeline so far.
ok i feel a little obnoxious but a lot of people are having this problem so
i don't even have that installed i'll be in a mystery forever
but i have firefox
oh wow never mind i had it installed for firefox and i didn't even realize
and uninstalling fixed it so there you go it works for firefox too
... wait apparently i do???? i don't remember installing it at all
THE TWILIGHT ZONE THEME