She was discovered by Illegal Musik, who eventually signed her to the record label, along with its counterpart Warner Music Group.
[1] She was brought to the attention of Illegal via mutual friends in late 2009 and Head of A&R, Mark Arona, opted for a long-term strategic approach to her career development.
Around early 2010, she has been working with the Illegal Musik team building her music catalogue and industry experience.
[1] Duff was featured on K.One's single "Bring That Beat Back", which ultimately peaked at one on the New Zealand iTunes Hip Hop Charts.
[2] The song was produced by Vince Harder and NOX, both originating from the Illegal Musik production house.
Brooke discussed the concept of "Till the End":[4] Till The End is about the journey of moving up to Auckland to follow my dreams, and having that special person who stuck by me not matter what – and even followed me up so I can do what I love.A fan had asked Duff if an accompanying music video will be produced for the single, which she replied; "Yes!