Dolly Parton and Kesha both credit this women as a co-writer on their kit songs.  What is her name?
Pebe Sebert Rosemary Patricia "Pebe" Sebert ( ; born March 17, 1956) is an American singer-songwriter from Brentwood, Tennessee, who is the mother of singer-songwriter Kesha. Pebe is best known for co-writing number-one hits for Dolly Parton, Pitbull and Kesha. Sebert and Kesha have written 11 released songs together. The songs Sebert wrote for other artists have combined sales of over 8 million copies in the United States alone. In 2013, Sebert appeared as a regular on reality show "", which starred Kesha and was filmed by her son Lagan.
Lil' Mo Cynthia Karen Loving, (born November 19, 1978) best known by her stage name Lil' Mo, is an American R&B singer, radio personality, songwriter, and record producer. She debuted on the music scene as Missy Elliott's protégée and contributed guest vocals to some of Elliott's work, most notably the record-breaking "Hot Boyz". Under the wing of Elliott, Lil' Mo would land a contract deal with Elektra Records and release charting singles of her own, including "Ta Da", "Superwoman Pt. II", "4Ever", "Hot Girls", and her debut single "5 Minutes".