The former underwear model, 26, wore a sexy cream number on Sunday night and its plunging neckline caused quite a furore.
One viewer wrote on the show's message-board: 'Why doesn't Holly Willoughby stop messing around and just do the show topless?'
ITV admit a few complaints have been received but defend the 32D presenter's wardrobe choice, stating: 'The dramatic costumes are all part of the Dancing On Ice show and we are very surprised Holly's dress has caused such a stir.'
Meanwhile, ice skating star Christopher Dean, 49, is set to have surgery on his knee today leaving partner Jayne Dean to film solo this weekend.
'I've skated with Chris since I was 15,' Jayne tells the Mirror, 'I might feel lonely on my own.'
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