Listen. Watch. FKA twigs Covers Sia’s ‘Elastic Heart.’ by superselected · Covers, fka twigs, Live Performances, Music, Sia · 11 Sep 2015 FKA twigs recently stopped by BBC1’s “Live Lounge” and dropped a killer cover of Sia’s “Elastic Heart.” The British alternative songstress’ unique vocals proved perfect for this particular pop tune. Black Women Music BlogBlack Women Online MagazineElastic HeartFKA TWigsFKA twigs Covers SIAFKA Twigs New MusicFKA twigs New Music 2015Music SHARE by superselected Related Content Ms. Lauryn Hill Stars in Woolrich FW18 Campaign. Amara La Negra Drops New Music Video for ‘Insecure.’ FKA Twigs Drops the Second Issue of Her ‘AVANTgarden’ Instagram Magazine.