Celebrities tend to run in the same circles, so it's no surprise when they end up being photographed together at high-profile events. There's one huge star, however, who seems to draw some of the most starstruck reactions from other famous people: Beyoncé. Whether it's fellow singers like Adele and Rihanna or big-ticket actors like Tom Cruise, these pictures prove that even the biggest celebrities get overwhelmed by Beyoncé's presence. Scroll through for 19 stars who could barely keep it together while being photographed with Queen Bey, then check out her best photos over the years.