Actress and singer JaNet DuBois has died at her Glendale, Calif., home.

Janet Jacksonjoined the sitcom during the shows fifth season, where she portrayed Woods adopted daughter, Penny.

My dear JaNet,Stanis wrote a tribute to her friend DuBois on Instagramon Tuesday.

Ja’net Dubois

Credit: Gilles Petard/Redferns

You were like an aunt to me.

I will miss you and all of your cast family will miss you.

Rest in peace beautiful soul.

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We are praying for your family.

DuBois famously sang and co-wroteThe Jeffersonstheme song Movin On Up.

She won two Emmy Awards during her career, both for her voiceover work onThe PJs.

DuBois has three surviving children: Burghardt, Rani, and Yovanne DuBois.

Her son Raj Kristo Gupta died in 1987 after a three-year battle with cancer; he was 36.