Article continues below advertisementKris Jenner's lavish 70th birthday bash might just come with a surprise "I do" to Corey Gamble. The mom-of-six, 70, is set to celebrate the milestone this weekend with 300 guests at A-list best friends, Jeff Bezos and Lauren Sánchez's $165 million Beverly Hills estate, a news outlet reported on Friday, November 7. According to the publication, a "major recording artist" will perform during the bash.