How about .. you start to tell a really funny fish story and everyone looks at you so oddly that you just give up, then go to your LFS or the board where people laugh.
People of the oppisite sex know the days that you do a water change and conviently come by, because you consider an acceptable outfit for water changing about 1/2 what you would wear any other day.
A romantic evening is spending an evening home on the couch.... looking at your fish tank.
You decide you like a song strictly on that it has "fish" in it.
One room or more is decorated in realistic looking fish themes.
People of the oppisite sex know the days that you do a water change and conviently come by, because you consider an acceptable outfit for water changing about 1/2 what you would wear any other day.
A romantic evening is spending an evening home on the couch.... looking at your fish tank.
You decide you like a song strictly on that it has "fish" in it.
One room or more is decorated in realistic looking fish themes.