[1] She was first discovered while going to school in Toronto after which she became a teen actress and landed a role in the Canadian production of Jesus Christ Superstar.
She promoted the album with a cross-Canada concert tour, including a performance in Ottawa as part of the 76th Grey Cup festivities.
[13] She has not released any further albums since Mark on My Heart, instead becoming involved in arts and charity administration, although she has continued to perform at benefit concerts in Toronto and Mississauga, including the 1999 Sick Kids Hospital Mistletoe Ball[14] and Mississauga mayor Hazel McCallion's 90th birthday party in 2011.
In 2013, Jannetta was presented with the Freedom for the Song award, in honour of her role in a 1987 protest by musicians against Canadian royalty payment rates.
[1] In August 2020, Jannetta received a star on the Mississauga Music Walk of Fame, which has previously honoured figures such as Jeff Healey, Alessia Cara, Ronnie Hawkins, Tommy Hunter, and Liberty Silver.