Big Brother legend Davina McCall has whipped fans into a frenzy by showing off her age-defying body online.The TV regular took to Instagram to flaunt her gym-honed frame in an ab-baring snap.Oozing sex appeal, Davina, 52, turned up the heat as she slipped into skintight red lycra.Posing in the mirror, the Hundred Pound Drop host looked as confident as ever as she snapped away.Davina caption the shot: "Lady in red on QVC today talking all about my home workout fitness range."On at one and an hour-long show at five."Within minutes the post was flooded with messages of lust and adoration.One fan wrote: "You have a gorgeous figure, which I know you have worked hard for.
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