Here's all the music industry news you need to know today.

Spotify, others file EU complaint over Apple and Google app store practices - via AppleInsider

Harry Styles Sells Out First World Tour in Seconds - via Billboard

Songwriter Justin Tranter Raises $123K With Auction for Studio Sessions - via Billboard

Record Store Day Canada: Alexisonfire Tops Album Sales, Vinyl and Singles See Gains - via Billboard

The Splendour In The Grass Resale Is Now Open - via Moshtix

The inaugural Sydney Guitar Festival will inhabit musical spaces across the city from Wednesday 23rd – Sunday 27th August - via Facebook

RTRFM’s $40 for 40 campaign finishes this Wednesday May 10. Head to rtrfm.com.au to donate and keep The Sound Alternative Alive - via RTRFM

Polish Club came to party at their sold-out Oxford Art Factory shows - via Brag

ABC Reportedly Nears Deal to Revive American Idol - via Vulture

Nicki Minaj Spontaneously Paid Fans’ Tuition Upon Request - via Vulture

Sonos Playbar speaker does all-in-one TV & music for Apple device owners - via AppleInsider

Gorillaz Humanz Box Set Features 14 Unreleased Songs - via Pitchfork

MGMT Announce New Album Little Dark Age - via SPIN