1978, Lynn contributed background vocals on the title-track album "No One Home" by Argentine composer/pianist Lalo Schifrin. In the same year, she contributed background vocals along with The George Duke Band on Flora Purim's album Carry On. In 1979, Lynn contributed background vocals on the songs "Summer Breezin'" and "I Need You Now", which were featured on George Duke's album A Brazilian Love Affair. In mid-1979, Lynn became the featured vocalist on the single "I Want You for Myself", which was released on George Duke's album Master of the Game. The single charted at number 23 on Billboard's Hot R&B chart and on the Hot Dance Club Songs' chart. In the same year, Lynn began providing background vocals for singer Patrice Rushen, whom she met during the recording sessions with Lalo Schifrin. The songs were featured on Rushen's hit album Pizzazz. In 1980, Lynn began contributing background vocals for La Toya Jackson's self-titled debut album. In the same year, she also contributed background vocals and began writing songs for Patrice Rushen's album Posh. Lynn also appears on the album as a guest and featured vocalist for "This Is All I Really Know", a song she wrote for Rushen's album. For a brief time, Davis joined the band Twennynine and contributed vocals to their first album Best of Friends. Davis was also present with the band when they performed on American Bandstand. In 1981, Lynn recorded a cover version of Earth, Wind, and Fire's hit single After the Love Has Gone for Stanley Turrentine's album Tender Togetherness. In the same year, she also contributed background vocals for Syreeta Wright's album Set My Love in Motion and Greg Phillinganes's album Significant Gains. In late 1981, she recorded background vocals for Billy Preston & Syreeta Wright's duet album Billy Preston & Syreeta. In 1982, Lynn was featured on Jeffrey Osborne's debut single "I Really Don't Need No Light", which appeared on his self-titled debut album. Lynn also appears a background vocalist on his song "Ain't Nothin' Missin'" and "Baby", which also appear on his album. Later that year, Lynn once again provided background vocals and wrote songs for Patrice Rushen to appear on her hit album, Straight from the Heart. In early 1983, Lynn joined The Gene Dunlap Band. The band released their first album, entitled Tired of Being a Nice Guy. Lynn returned to the George Duke Band and they released their