BRITAIN's Got Talent viewers think Amanda Holden mimed her performance tonight after she revealed her incredible singing voice in the semi-finals.
The 49-year-old star was seen in a plunging gown - before changing into an all-white number to perform on stage. The judge released her first album on Friday and sang a track from the record for viewers in the semi-finals.
Many viewers were surprised when she delivered a pitch-perfect rendition of Barbara Streisand's Not While I'm Around and admitted they hadn't realised the actress could sing so well.
Hundreds of fans rallied around her on Twitter calling her a "queen" and "amazing" for her moving performance, but others wondered if she'd had a bit of help from auto-tune.
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