Betty Boop Checks: Betty Boop was a cartoon character created by Fleischer Studios in 1930s. The 1930s starlets with their sassy cropped hairstyles and pouty puckers inspired the creation of the vivacious Betty Boop. Since that time, she has become one of the most well known cartoon characters. Betty was voted in the 2002 TV Guide's 50 greatest cartoon characters of all time, ranking #17.