[2] Educated at a school in New Hampshire and Abbot Academy (Andover, Massachusetts), she began attending ballet and other dance classes in Boston and performed in musicals before travelling to London in 1966.

This created a need for regular studio appearances by the top artists who often had hectic touring schedules that made it difficult for them to be present on the show.

[4] Colby had six hours to create a dance routine for an absent act's single, choreographing moves to suit a wide range of musical styles such as disco, punk, glam rock, soul, and folk.

[5] Pan's People earliest BBC television appearance was in 1968 on The Bobbie Gentry Show,[6] initially broadcast on BBC2 and repeated later on BBC1.

[8] In 1974, Pan's People released a single titled "You Can Really Rock and Roll Me," and made guest appearances on popular primetime programs such as "The Two Ronnies" and "The Benny Hill Show."

Colby also choreographed stage musicals such as Catch My Soul, starring the American singer, songwriter, and actor PJ Proby and PP Arnold.