Wallis is an R&B singer born in Barrow in Furness. She moved to the capital aged 13 to attended Sylvia Young Theatre school and went on to study at Brit School before starting her artist career in mid 2020. Her debut single 'Never Gonna Be' was picked for national airplay on Radio 1 and she's gone on to release 12 singles, 5 going on to become BBC Introducing 'track of the week'. In 2021 Wallis was shortlisted to the final 5 of the BBC Live Lounge competition and in May 2023 she won the Isle of Wight Festival ‘New Blood’ competition and played the Big Top Stage supporting Flo and Example. Her 10th single Lady King was featured on Radio 1xtra with Theo Johnson and for Whats App Wednesday on the 10th of April with DJ Target. Her debut album 'Heroine' was release in May 2024. Her 12 single 'Snakebite' was released on the 29th of August 2025.