[1] Polka dots are commonly seen on children's clothing, toys, furniture, ceramics, and Central European folk art, but they appear in a wide array of contexts.
The character started wearing an iconic red dress with white polka dots in the 1928 title card animations of the short film Plane Crazy.
"Itsy Bitsy Teenie Weenie Yellow Polka Dot Bikini" is a novelty song telling the story of a shy girl in a very revealing bathing suit who stays immersed in the ocean water to hide from view.
The 1943 Twentieth Century Fox Technicolor musical film The Gang's All Here, directed by Busby Berkeley, featured a large production number "The Polka-Dot Polka".
[14] The song was written by Harry Warren and Leo Robin, referencing the 19th century polka dot craze in the lyrics, and sung by Alice Faye with the Busby Berkeley dancers.