On this day in music history: February 21, 1981 - “9 To 5” by Dolly Parton hits #1 on the Billboard Hot 100 for 2 weeks (non-consecutive, also topping the country singles chart for 1 week on January 24, and topping the Adult Contemporary chart for 2 weeks on February 28th. Written by Dolly Parton, it is the first number one pop and twelfth country chart topper for the singer, songwriter and actress from Sevierville, TN. Written as the title song for the comedy starring Jane Fonda, Lily Tomlin, it will also feature Parton in her debut film role. Asked by the producers of the film if she’ll write a song, Parton will begin writing the song by clicking her acrylic fingernails together to sound a like the rhythm of a typewriter. Dolly will become only the second female artist (Jeannie C. Riley is the other) to top both the country and pop singles chart. Entering the Hot 100 at #73 on November 29, 1980, reaching the top of the pop chart twelve weeks later. “9 To 5” will spend one week at the top before being bumped back to #2 by Eddie Rabbitt’s “I Love A Rainy Night” for two weeks, it will then regain the top spot for one more week on March 14th. Parton will win two Grammy Awards for “9 To 5” including Best Country Vocal Performance, Female, Best Country Song and receive an Academy Award nomination.