5 Seconds Of Summer Perform Jet Black Heart | Ash London Live

5 Seconds Of Summer perform an acoustic version of their song Jet Black Heart. SUBSCRIBE https://bit.ly/AshLondonSubscribe This is the official channel of Ash London LIVE! WEBSITE: https://www.hit.com.au/ Instagram: @AshLondonLIVE Twitter:   / ashlondonlive   Facebook:   / ashlondonlive   #5sos #5secondsofsummer #jetblackheart