Try looking up how the links work on this site before posting such a thing... or at least look at the finished journal to see if your link worked. [iconname]username[/iconname] is how it's done. Example:
It has to be in the case of comments. The computer on Inkbunny's side needs to know how you want to format things in a comment, and you need to talk to it in a language that it understands because it sadly doesn't speak English. BBCode's one of those languages and you have to use it here. More precisely, a dialect of it: BBCode's a bit unique and got many different dialects of it, and here, you have to speak the Inkbunny dialect of BBCode. If you're on FurAffinity, you have to speak the FurAffinity dialect; if you're on a forum, you'll speak another dialect that depends on the forum software and sometimes on extensions that've been added to it.
It has to be in the case of comments. The computer on Inkbunny's side needs to know how you want to