ROBBIE Williams serenaded a mystery female fan during his Glasgow Hydro gig on Monday night.

The singer, 48, kicked off the first show of three nights at the Finnieston venue and one lucky lady named Jennifer caught his attention.

During the show, Robbie called his oldest son Charlie from the stage to sing happy birthday to the youngster. 

The standing crowd then claimed that another lady was celebrating her birthday too - believed to be Jennifer.

READ MORE: 'I f**king love you, Glasgow': Robbie Williams entertains at the Hydro

Glasgow Times:

Glasgow Times:

Glasgow Times:

Robbie turned to Jennifer to serenade her with his 1999 hit She's The One much to the woman's horror who appeared to be uncomfortable with the cameras on her. 

READ MORE: Robbie Williams at OVO Hydro Glasgow: Everything you need to know

But she soon settled into the moment before Robbie joked: "Round of applause for Jennifer. 

"She's uncomfortable, it's over now darling.

"I'm sure it won't be on YouTube forever."

Are you Jennifer? Get in touch with your story news@glasgowtimes.co.uk