British songstress Leona Lewis continues to build up the anticipation for her upcoming Glassheart album with a string of live performances – and for her latest, watch the former X Factor star’s recent live rendition of new single, “Come Alive” at an event.

Looking amazing in her Aqua cut-out dress, the singer glows on stage as she performs an acoustic version of her the electro-influenced track, which is the first single to be taken from the upcoming album, Glassheart, due for release on October 15th.

Lewis’ set on the night also included her own rendition of Bruno Mars‘ number hit “Grenade” – watch both performances in full below.

Her current single, “Trouble” featuring Childish Gambino, is out now.

Watch: Leona Lewis – ‘Come Alive’

Watch: Leona Lewis – ‘Grenade (Cover)’

[Spotted @ LavaLizard]