Lauren Silverman wows in off-the-shoulder black dress at Simon Cowell's brother Tony's wedding

She and her partner Simon Cowell have been inseparable of late.

And Simon, 54, looked proud to have Lauren Silverman on his arm as she joined the music mogul at the wedding of his brother Tony on Friday.

Lauren, 36, who gave birth to the couple’s son Eric 11 weeks ago, looked glamorous for the occasion in a simple off-the-shoulder black dress with a pencil-skirted hem.

Family event: Lauren Silverman and Simon Cowell attend the wedding of his brother Tony