Heart Attack (Switching Vocals)

Nightcore - Heart Attack (Switching Vocals) - (Lyrics)

demi lovato- heart attack (rock version, sped up)

Just a Dream (Switching Vocals)

Demi Lovato - Heart Attack (Official Video)

Light Up the Night Christmas All Around

Nightcore- Bad Romance (Rock Cover)

Shape of You (Switching Vocals)

Nightcore - International Love

Nightcore - Light Em Up (Female Version) (Lyrics)

Nightcore - Heart Attack (Lyrics) (Demi Lovato)

Anti-Nightcore - Heart Attack

Nightcore - DECADE OF POP (Mashup) (Switching Vocals) (Adamusic)

Nightcore - Heart Attack (Switching Vocals)

E.T.

demi lovato - heart attack (slowed down) あ

Nightcore - Angel With A Shotgun

Nightcore - Dusk Till Dawn ✗ Faded ✗ Airplanes ✗ Hello & MORE (Switching Vocals/Mashup)

Nightcore - Zombie (Rock Version) || Lyrics「Bad Wolves」

Nightcore - No (switching vocals)

✪「Nightcore」➥ Heart Attack (Male Version) || Lyrics