"Single Ladies (Put a Ring on It)" is a song recorded by American singer Beyoncé, from her third studio album, I Am... Sasha Fierce (2008). Columbia Records released "Single Ladies" as a single on October 8, 2008, as a double A-side alongside "If I Were a Boy", showcasing the contrast between Beyoncé and her aggressive onstage alter ego Sasha Fierce. It explores men's unwillingness to propose or commit. In the song, the female protagonist is in a club to celebrate her single status.

Beyoncé Giselle Knowles-Carter is an American singer, songwriter and businesswoman. Dubbed as "Queen Bey", she is regarded as a prominent cultural figure of the 21st century and has been recognized for her artistry and performances, with Rolling Stone naming her one of the greatest vocalists of all time.