Jeff Bezos and Lauren Sanchez's superyacht engagement party reportedly included business titans and celebs, from Bill Gates and his girlfriend to Leonardo DiCaprio

• Jeff Bezos hosted a party Wednesday to celebrate his engagement to Lauren Sanchez.
• Some big names attended, including Bill Gates, Bumble CEO Whitney Wolfe Herd, and Kris Jenner.
• The party took place on Bezos' $500 million yacht, which first set sail in February. 

Jeff Bezos and Lauren Sanchez celebrated their engagement last week — and their party aboard the Amazon cofounder's $500 million superyacht attracted some big names. 

Attendees included Kris Jenner, Bumble CEO Whitney Wolfe Herd, and fashion designer Sarah Staudinger, according to photos on Sanchez's Instagram.