3-year-old delivers the most adorable ‘Hallelujah’ that stops people in the street

Celtic Woman’s heavenly cover of ‘You Raise Me Up’ brings crowd to their feet

Tough soldiers melt hearts when they start singing ‘My Girl’

Siblings blend voices and bring ‘Unchained Melody’ to beautiful new heights

Parrot perks up when man sings ‘Bird is the Word’ and hilariously steals his thunder

Tom Jones and LeAnn Rimes make crowd swoon with dreamy duet of Everly Brothers classic

Celtic Woman’s cover of ‘Amazing Grace’ is leaving listeners enchanted

Michael Bublé performs soulful cover of Bee Gees song as touching tribute to Barry Gibb

Simon interrupts 11-yr-old singing Aretha Franklin but her comeback brings down the house

Adorable kid sings Elvis tune forcing every judge to slam their button

Nervous guy captivates with smooth country performance and nails Golden Buzzer

Judges are skeptical of nervous grocery store worker but his voice silences the room