And then, Larries started talking about how cute it would be if Louis were to get a Dagger to match him. We were talking about this for ages, there is literally no way in the world that Louis Tomlinson did not know that the Larry fandom wanted him to get a Dagger tattoo.
Then, a year later Louis got this;
Yep, he got the damn Dagger.
To recap; Harry got the Rose and the fandom talked about how much Louis getting the Dagger would confirm Larry. He knew it would make Larries believe even more and he still did it,
So, when in doubt about Larry being real, remember this;