Another week, another grueling battle in our ongoing March Madness series. We started off this competition with sixteen of the fiercest, most loyal fanbases in pop — and now, we're down to the final ...

To say that One Directioners are a dedicated fandom would be putting it lightly. Their love has been unconditional, and this was made no clearer than on the internet, where the fandom thrived most.

Update: Justin Bieber won this round. Click here to vote for his Beliebers in the Semi-Finals! Meanwhile, Justin Bieber's Beliebers are notorious for their dedication to the "Baby" singer. From Justin ...