Video compilations of Countdown's Rachel Riley have started sweeping the web this week after viewers developed quite the obsession with her
What time is Countdown on Channel 4?
The blonde star has become a hit this week with those who didn't even watch Countdown before showing an appreciation for the host
Rachel Riley Countdown Photos and Picture Gallery 1
All smiles: The star wore sheer panels on her dress, just sharing a glimpse of her flesh-coloured bra
Rachel Riley Dress on Countdown
The 26 Hottest Rachel Riley Photos