Former X Factor finalist Scarlett Lee concerned fans as she revealed she was rushed to hospital with a mystery illness.The singer, who came runner-up in the 2018 series of the competitive ITV singing series, took to her Instagram Story earlier this week to share an image of herself hooked up to a drip as she sat in a blue hospital chair.The 24 year old added the timestamp of 3.11am, and she added a sad face emoji to the post that concerned her fans. Scarlett did not reveal what was wrong and has not spoken about her sudden visit to the hospital again. Scarlett initially appeared on The X Factor back in 2017 but did not make it through the first round.