Jessica Simpson's daughter Maxwell is friends with North West

20 celebrity kids who are BFFs: from Kim Kardashian and Jessica Simpson's daughters, to J. Lo and Ben Affleck's teens and Beyoncé's Blue Ivy and Apple Martin, these stars' mini-mes are bonding

Inside Jessica Simpson's Daughter's 10th Birthday: See Photos

Jessica Simpson's daughter Maxwell, 11, looks just like her famous mom as pair shop together in LA

North West Caught 'Slapping' Jessica Simpson's Daughter at Barbie-Themed Birthday Party

Jessica Simpson reveals daughter Maxwell is friends with Kim Kardashian's girl North West

Jessica Simpson's Daughter Is 'Best Friends' With North West

Jessica Simpson's Daughter Celebrates Birthday With North West

North West caught 'slapping' Jessica Simpson's daughter Maxwell, 10, on party bus for her 10th birthday bash

North West caught 'slapping' Jessica Simpson's daughter Maxwell, 10, on party bus for her 10th birthday bash

North West and Penelope Disick Celebrate Jessica Simpson's Daughter Maxwell's 10th Birthday