Article continues below advertisementGirls just wanna have fun! Britney Spears had a fun slumber party with Kim and Khloé Kardashian on Friday, November 14.The trio - who were joined by the pop star's manager Cade Hudson - had a ball during their sleepover. Kim, 45, shared a few snaps of the bedtime bash on her Instagram Stories where the quad looked snug in their pajamas.Article continues below advertisementBritney Spears and the Kardashians Get Cozy!Source: @kimkardashian/InstagramBritney Spears and her manager Cade Hudson took selfies with the Kardashians.