Demi Lovato - 'Nightingale' (Live at Lovato Benefit Concert) | Perez Hilton

Demi Lovato: "Sober" - The O2 London - 25th June 2018

Demi Lovato - Skyscraper - O2 Arena - London - 28 November 2014

5 times Demi Lovato looked DISAPPOINTED after failing a HIGH NOTE!

Unexpected: Powerful worship Song 'Goodness Of God' Leave Judge In Tears, Simon Cry AGT 2024

Starving - Hailee Steinfeld live in London - O2 Arena

Demi Lovato - Let It Go - O2 Arena - London - 28 November 2014

When an Audition Goes WRONG! ⛔ | Britain's Got Talent

4th IMPACT | SOUND OF THE UNDERGROUND | London O2 Arena | X Factor UK Live Tour | 05 Mar 2016

Morgana Robinson Shares Her Best Animal and Celebrity Impressions

Demi Lovato: "Solo" - The O2 London - 25th June 2018

Ariana Grande & Christina Aguilera / Into you & Dangerous Woman LIVE

Demi Lovato - Give Your Heart a Break (Official Video)

All These Years (Live), Camila Cabello - O2 Academy Brixton, London UK, 12/6/2018

Golden Buzzer | Simon Cowell criying when he heard the song Bon Jovi with an extraordinary voice

Ariana Grande - we can’t be friends (wait for your love) (live version)

OPERA Blind Auditions that SHOCKED the Coaches on The Voice

Demi Lovato - Heart Attack - O2 Arena - London - 28 November 2014

Mariah Carey - Live Belted G5 in 2014 (Unrecognized)