The latest London show on the Cowboy Carter Tour was an extra special one for Beyoncé, who had not one but two very important people to celebrate on stage Thursday night (June 12). Midway through the performance,

Beyoncé wishes her twins Rumi and Sir a happy 8th birthday with the help of her fans at her fourth Cowboy Carter show in London Thursday night.

In the clip, Rumi is seen in the crowd with her father, Jay-Z, and other children, enjoying the show while Bey serenades the crowd with "16 Carriages." It's perhaps the biggest moment of the entire show, when Beyoncé floats over the entire audience in a car, and yet, most of the crowd in the video seemed to have their eyes on Rumi.