Naomi Watts Son Pictured with Mad Pax 3-D Backpack…. March 2, 2018 Jewels Naomi Watts joins her kids for a stroll through NYC. Sasha carries his MadPax Bubble Full Pack that was gifted in our 2012 Back to School Celebrity Kids Gift Bag. See the pics on Celebrity Baby Online instagram. Visit MadPax for more 3D backpacks.