Jo chats with Australian singer-songwriter Sia about working with music's biggest stars, which includes the likes of Rihanna, Eminem, Katy Perry, David Guetta and Celine Dion.
Discover 11,128,835 listings and 277,877 playable programmes from the BBC
Jo chats with Australian singer-songwriter Sia about working with music's biggest stars, which includes the likes of Rihanna, Eminem, Katy Perry, David Guetta and Celine Dion.