[2] In 2014, Forest first performed as a solo soprano at Busting to Sing in the West End in aid of breast cancer awareness charity, CoppaFeel!

[8] To celebrate the 70th wedding anniversary of Queen Elizabeth II and the Duke of Edinburgh, Forest appeared in duet with West End Star, Daniel Koek on a single written by composer, Olga Thomas.

[9] In December 2017, Forest was asked to be one of lead vocalists alongside Carol Decker and Michelle McManus on the “Choirs with Purpose” album, Stand Together.

On 1 July 2018 Forest appeared in duet with Mary-Jess Leaverland on Songs of Praise on BBC Television singing "Ave Maria".

She made her West End debut at the age of 13, creating the role of Collette in Bernadette the Musical, which ran at the Dominion Theatre.

[18] Forest's television work includes The Upper Hand for Central Television, on which she portrayed Katie for several episodes, which was directed by Martin Dennis and starring Joe McGann; a series regular for Think About Science for BBC Schools playing Jenny, directed by Adrian Hedley; Karen in Agony; and Live TV's Daily Soap.

campaign and on 18 July 2017 she took part in a gender role discussion on ITV1s Good Morning Britain, which featured her in a Yorkie (chocolate bar) advertisement.

[21] Able to provide vocal ranges from five years old to adult, she has voiced Fisher Price Toys – the talking calculator, The Calcubot, and the reading aid The Alphabet Buddie.