The first doctor Barbie appeared in 1973. Cara's boyfriend Brad reached the toy market in 1975. The flip hairstyle was a popular way for Barbie's hair to be styled in the 70's. The Sears' exclusive Dramatic New Living Skipper Very Best Velvet Barbie made in 1970-71 has the highest list price for the decade in "Schroeder's Collectible Toys" at $1,500.00.