Lady Gaga joins Queen, Adam Lambert on stage in Sydney

Lady Gaga joined Queen and Adam Lambert on stage in Australia earlier today (August 27). The Do What U Want singer performed popular Queen hit Another One Bites The Dust at Sydney's Allphones Arena.

I just played with Queen I'm the happiest girl alive! #QAL

— Lady Gaga (@ladygaga) August 27, 2014

She wore a Cher-like wig with a black jumpsuit, accessorised with gold crowns for the performance, which came early on in the setlist. Queen and Lambert powered through 25 other songs from the rock band's back catalogue, including We Will Rock You, Crazy Little Thing Called Love and Radio Ga Ga. The Oceania leg of their tour follows an extended tour of North America, as well as dates in Asia and Europe. Lady Gaga is also touring Australia this month with her ArtRave: The ARTPOP Ball tour. She will bring the tour to the UK in October. William Orbit recently confirmed that he is producing previously unheard Freddie Mercury songs for Queen's new album Queen Forever - read more here. Meanwhile, the release date for Gaga's jazz album with Tony Bennett has also been confirmed - find out more here.