Nightcore
A nightcore (also known as sped-up song, sped-up version, sped-up remix, or, simply, sped-up edit) is a version of a music track that increases the pitch and speeds up its source material by approximately 35%. This gives an effect identical to playing a 33⅓-RPM vinyl record at 45 RPM.
The name is derived from the Norwegian musical duo "Nightcore" (Norwegian pronunciation: [ˈnɑɪ̯tkɔːɾ]), who rele…