The overall band is sometimes refered to as 1d because its shorter. but Liam calls Harry 'Hazza'. they all call Louis 'Lou'. Niall is refered to as 'Nialler' by the boys and the fans.
also:
Harry- Barry
Liam- Ian
Niall- Kyle
Zayn- Wayne
Louis- Hughey
Barry-Harry
Hughey-Louis
Ian-Liam
Kyle-Niall
Wayne-Zayn
they sometimes call each other by these names
One directions mangers name is Paul xx
niall
there are 5 guys
Tomlinson.
His name is Zayn Malik
One directions mangers name is Paul xx
niall
California does not have a nick name . You have to make one up.
Javaad
Harry came up with the name.
"The Great One"
he doesn't have one
Harry styles
frank for some reason
maura
No. They don't have skype.
It was actually Harry :)