Madonna (entertainer) rolled around suggestively on the floor. MTV retrospectively considered it one of the "most iconic" pop performances of all time. The second single, "Material Girl", reached number two on the Hot 100 and was promoted by a music video recreating Marilyn Monroe's performance of "Diamonds Are a Girl's Best Friend" from the 1953 film "Gentlemen Prefer Blondes". While filming this video, Madonna started dating actor Sean Penn. They married on her birthday in 1985. Madonna entered mainstream films in February 1985, beginning with a brief appearance as a club singer in "Vision Quest", a romantic drama film. Its soundtrack contained
Secret (Madonna song) and explained that she was "drawn to the rawness of [McDaniel's] film". Madonna wanted to tone down her image and according to McDaniel: Before meeting with Madonna, McDaniel first listened to the song and found it inspiring. When asked by the singer about her references for the video, McDaniel presented her with pictures from her favorite 1970s photographer, Bill Burke, who took pictures of people considered as freaks or inbred. Another reference was the photography book, "East 100 Street" by Bruce Davidson, which showed pictures of people in Spanish Harlem. Madonna let the director live in her New York apartment