Neil Richardson (left) and John Jemison even fold their arms the same way. Toby Van de Velde /Courtesy of Neil Richardson hide caption

itoggle caption Toby Van de Velde /Courtesy of Neil Richardson

Pet Rock creator Gary Ross Dahl became a millionaire from his rock sales in the 1970s. Each rock came in a special box (bottom left) with a detailed instruction manual. San Francisco Chronicle/AP hide caption

itoggle caption San Francisco Chronicle/AP

The launch of Mighty Mini Meals has been so successful that other food manufacturers are now rolling out doll-scale packaged foods, like this tiny hamburger. iStockphoto hide caption

itoggle caption iStockphoto

The contents of Weekend Edition host Rachel Martin's junk drawer. What's in yours? Rachel Martin/NPR hide caption

itoggle caption Rachel Martin/NPR

Some dolls just don't seem quite right. Jak Hutchcraft hide caption

itoggle caption Jak Hutchcraft