Singer The Weeknd sued by 3 songwriters for copying song

Singer The Weeknd was sued by three British songwriters who claim he copied their work in his song 'A Lonely Night'. The songwriters have also sued The Weeknd's record label as well as rapper Belly, who co-wrote the song. The songwriters claim the rights for their song, earlier acquired by the record label, were relinquished before The Weeknd's song released.