Eurovision 2021: Eden Alene - Set Me Free - Israel Рџ‡®рџ‡± - Song Release -

: Whistle register, which is the highest register of the human voice.

: This note is roughly half an octave above the famous "Queen of the Night" aria high F. : Whistle register, which is the highest register

The entry underwent a significant "revamp" before the contest to sharpen its competitive edge. : Whistle register