Queen is surprising their fans in Australia. At Wednesday's show in Sydney, the band welcomed a guest appearance from Lady Gaga, who joined frontman Adam Lambert in singing the classic "Another One Bites The Dust."
Gaga was happy to perform with the guys, she tweeted:
I just played with Queen I'm the happiest girl alive! #QAL— Lady Gaga (@ladygaga) August 27, 2014
She also shared some photos from the night on Instagram: