But now, radio stations around the country have pulled it from their holiday playlist because of complaints the song is sexist - or worse.
She even shared her love for the song on Instagram. "I just feel I want to say to people: 'It's a Christmas song that was written years ago'".
"Baby, It's Cold Outside" - a duet written in 1944 and performed over the years by scores of artists, including Dean Martin, Dolly Parton, Ray Charles and Lady Gaga - has turned into a hot potato for broadcasters, some of which have yanked the popular song on grounds the lyrics are predatory toward women.
"It won the Oscar for "Best Original Song" in the 1949 film 'Neptune's Daughter, '" said the 70-year-old singer.
"I'm very proud that it has become an evergreen favorite that is played every holiday season".
"Not me. So, we just have to agree to disagree", King responded. I would get annoyed because it's a song my father wrote for him and my mother to sing at parties.
"Say, what's in this drink?" she sings and "I simply must go ... the answer is no".
"While we are sensitive to those who may be upset by some of the lyrics, the majority of our listeners have expressed their interpretation of the song to be non-offensive", the station's program director, Jim Lawson, said in a statement. According to a press release from the station Tuesday, a poll with over 15,000 responses found listeners to be overwhelmingly in support of the song. 'But I think it would be good if people looked at the song in the context of the time. "But what's different... is that MeToo has actually said... we actually have to do something about it". "The Me Too movement is important and real. We are cultivating a nation of babies", one user wrote.
The exchanges include "Say, what's in this drink?", "Baby, don't hold out" and "I ought to say no, no, no sir." - lyrics that some say seem "rapey". "You know, 'this drink is going straight to my head so what's in this drink?' Back then it didn't mean you drugged me".
Say what's in this drink?
Jack Phillips also contributed to this article.