Gavin is the presenter for App Lab for O2 Guru TV, which is the YouTube channel for O2 featuring online shows about technology. In each themed episode, Gavin reviews a range of different Apps which you can download on to your smartphone.
This special episode of App Lab features style vlogger Patricia Bright to take a look at some of the best fashion apps on the market to help you stay on trend this season. Patricia challenges Gavin to a fashion face-off to design an outfit that can be worn at the office and on a night out -- their final picks will be judged by a panel of ruthless style bloggers.
For full details on the clothes featured watch the extended cut, with extra feedback from the judges too:
THE EXTENDED CUT
This spin off episode of the Fashion Apps, App Lab features more detailed feedback from the judges and a full run down of where the outfits were purchased.
On the judging panel are: