'Celebrity guest' Rubble from Paw Patrol is REVEALED on The Masked Singer Australia - and judge Jackie 'O' Henderson was MORTIFIED that she got it wrong By Marta Jary For Daily Mail Australia Published: 11:14 BST, 26 September 2021 | Updated: 11:24 BST, 26 September 2021 Viewcomments Rubble from Paw Patrol was unmasked on Sunday's night's episode of The Masked Singer Australia. The mystery special celebrity guest was revealed to be shock jock radio star Kyle Sandilands, 50. The judges were left absolutely stunned as every single one of them knows him personally and none of them guessed right. Revealed: Rubble from Paw Patrol was unmasked on Sunday's night's episode of The Masked Singer Australia Judge Jackie 'O' Henderson was mortified as she works with Kyle every day on KIS FM and she never twigged it was him. 'This is the worst you can get. I'm never living this down!' she cried out as Kyle cackled. It's him! The mystery special celebrity guest was revealed to be shock jock radio star Kyle Sandilands, 50 (pictured) Oh no! Judge Jackie 'O' Henderson (pictured) was mortified as she works with Kyle every day on KIS FM and she never twigged it was him She was only more shocked when Kyle admitted three of the clues were actually about Jackie. 'When you were singing, there was a flash of you in my mind, but then I was like, "No." You never even let on once,' she said. 'We work together every morning, I've been telling you about Masked Singer every day. All the while, you knew you were gonna be on it.' Wow! She was only more shocked when Kyle admitted three of the clues were actually about Jackie. 'When you were singing, there was a flash of you in my mind, but then I was like, "No." You never even let on once,' she said Shock: Kyle was stunned that Jackie didn't guess it was him inside the costume. 'You know what? I thought the second I open my mouth she will know who it is,' he admitted Kyle was stunned that Jackie didn't guess it was him inside the costume. 'You know what? I thought the second I open my mouth she will know who it is,' he admitted. The pair have hosted the Kyle & Jackie O show on KIIS 1065 since 2014, but have worked on radio together across various networks for almost two decades. Friends: The pair have hosted the Kyle & Jackie O show on KIIS 1065 since 2014, but have worked on radio together across various networks for almost two decades Share or comment on this article: All rights reserved for this news site (dailymail) and under his responsibility