Megan Barton-Hanson's ex-girlfriend Chelcee Grimes has revealed that she is 'at peace' with herself after spending 10 months celibate and going sober. The British singer-songwriter, from Liverpool, who has written for the likes of Dua Lipa, The Saturdays and Kylie Minogue, revealed in an exclusive interview with OK! that she is 'in the best place' and is totally focused on her career and health.