Adele's Kiwi makeup artist Michael Ashton was sung Happy Birthday by the 15-time Grammy-award winner and the crowd.
Adele told the crowd Ashton has been her makeup artist for 10 years.
"He has been my makeup artist since day one. His name's Michael Ashton and he's Kiwi. He was born in Hamilton.
"It's his birthday today. I know that all of his family are here. Do you want to sing Happy Birthday to Michael?"
Adele fans and the pop star then erupted into a rendition of Happy Birthday.