Favourite, popular Larry fanfics... (Also a book 2)

When Harry's a huge fan of the four boys Niall, Liam, Zayn, and Louis in a boy band called one direction and in love with Louis in general you can imagine how much he freaked out when he got the notifications saying: @Louis_Tomlinson Liked your tweet. @Louis_Tomlinson Followed you back. @louist91 Requested to follow you. .•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.• Warning: there may be some smut. .•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•.•