Harry Styles interrupted his act in Manchester, England, on Wednesday night to locate a surprise guest in the audience: his very first school teacher.

"I'm going to ask you a favour because I'm looking for someone in the crowd," the "As It Was" singer told the audience at Wednesday's event.

He then requested that the audience become "very quiet" so that he could "find this guy" among the throng.

To a standing ovation, he continued, "My first ever school teacher is here tonight." "I think she's hiding among the crowd."

To a standing ovation, he announced, "My first ever school teacher is here tonight." "I think she's among the throng," says the narrator.

He triumphantly proceeded to the far end of the stage and sank on his knees.

He called out to his former instructor, "I heard you're retiring!" "I just wanted to express my gratitude for everything you've done. Those crucial years. Thank you a lot. It means a great deal to me."

"Miss Wilson is also one of my favourite teachers. "To both of you... you are absolutely excellent instructors," he remarked, addressing the pair and thanking them "from the bottom of his heart." "before to dedicating the next song to them.