A ghost.caused a stir on social media on Wednesday after posting and thanking first responders and essential workers for their service during the pandemic.Fans and fellow celebrities complimented her "glow up" in the photo, in which she looks particularly slender.The British singer-songwriter has apparently been losing weight since her divorce in September and has previously credited a and a lot of Pilates. There was a buzz about photos of the singer looking slender after Drake's birthday party in October, then at a Christmas party, and then again on a beach in January.Many have said the...…A ghost.caused a stir on social media on Wednesday after posting and thanking first responders and essential workers for their service during the pandemic.Fans and fellow celebrities complimented her "glow up" in the photo, in which she looks particularly slender.The British singer-songwriter has apparently been losing weight since her divorce in September and has previously credited a and a lot of Pilates. There was a buzz about photos of the singer looking slender after Drake's birthday party in October, then at a Christmas party, and then again on a beach in January.Many have said the...WW…