'Team Ball Player Thing' released in aid of Batten disease, a rare recessive neurodegenerative disorder
The Australian electronic producer was performing at the Los Angeles festival on Sunday night (August 23)
The live collaboration took place at Nationals Park in Washington DC on Monday (July 13)
Singer-songwriter previously teamed up with the UK duo at the 2014 Brit Awards
The New Zealand singer reportedly parted ways with manager Scott Maclachlan last month
The wax statue was unveiled in Los Angeles on Wednesday (May 13)
The 'Royals' singer updates fans on second album progress
Songwriter Joel Little penned 'Royals' and 'Team' with the New Zealand singer
Judges Natalia Kills and Willy Moon were sacked after calling Joe Irvine 'disgusting' and 'creepy'
Joel Little says studio sessions on follow up to 2013 debut begin "very soon"