Sia doesn't think all her songs are good.
The 'Cheap Thrills' hitmaker has penned tracks for artists including Rihanna and Jennifer Lopez. .
She admitted creating new music comes easily to her and even if what she writes isn't always to her own taste, she knows there are others that will be happy with them.
She said: "I know some of the songs I write are s*** but people like them and I know how to please certain demographics and certain artists,"
Sia also admitted she had "no big intentions" for her career whens he first started out.
The 'Chandelier' singer landed a record deal after singing at various open mic nights in London but she admitted she never had any grand plans because it wasn't a path she'd set out to pursue.
