How cool would it be to be able to easily switch from a mountain bike to a BMX, from a non-motorized bike to an electric one, from a regular bike to a fat-tire bike, from hardtail frames to full ...

PHOTOS: Famous Celebrity Families In the snapshot, Pink’s little girl, 5, wears a set of pink and black Fox racing gear alongside her 40-year-old BMX pro dad, who pushes both of their bikes.