Read on Twitter
louis and harry are supporting each other through the years;
louis was the first to ask him for a picture because he knew he was going to be famous (6/1/11)
louis encouraging harry to paint his nails because he knows he likes it and make he looks pretty (16/8/11)
louis supporting Harry in getting dressed like he wants and knows he likes it (12/9/11)
and he did it
louis supports him with the tattoos.. but I guess he was influenced to change his opinion of them (16/7/12)
i mean..
harry supporting louis in his football match (22/10/12)
louis got his hair grown while harry did it to give him confidence
and then 
louis defending harry's hair from liam's comment (11/8/14)
louis gave his place to harry, because he was very excited to sing with ronnie wood
harry singing and cheering on the fans during louis' solo in no control (4/8/15)
here too
another angle
harry congratulating louis on his solo (15/11/15)
louis talking about how proud he is of harry for his performance at dunkirk in several interviews (21/7/17)
(interview with this morning 25/7/17)
one more
he was aware of the interviews and the dunkirk promo 
back to you playing in the vip area of harry's concert, where only the singer can modify the playlist
louis talking about harry's hair style about how he likes that style (6/9/19)
louis about how the sound of fine line is interesting and he's also excited to hear it (7/10/19)
we made it sounds in the fine line listening party (3/12/19)
harry smiling 
harry added walls and only the brave to his playlist of spotify
bonus;
louis asking for harry's microphone to be turned up
louis asking for harry's microphone to be turned up
kiwi sounds in the background
the purpose of this thread is to stop saying that we ruin their friendship or that they hate each other, clearly support each other from the beginning and keep doing so, they stop saying shit 
add one more, louis and harry congratulating each other on their latest albums
