Mum of five WOWS with voice from a DIFFERENT ERA! | Auditions | BGT Series 9 Images
Becky O'Brien delivers an AMAZING performance of "Over the rainbow", while her kids proudly watch from the audience!
Her EXCEPTIONAL courage and talent has the Judges (and us) falling in love with her!
Audition filmed for Britain's Got Talent 2015
See more from Britain's Got Talent at itv.com/talent