Viewers took to debates to argue over the authenticity of lady Sturgeon 's dress . Miss Sturgeon 's dress appeared blue in some lights and green in others . Others thought she was wearing a grey gown during last night 's debate . The first # 1 debate was sparked by Scottish speaker Caitlin McNeill .
Viewers took to Twitter to argue over the colour of Nicola Sturgeon 's dress . Miss Sturgeon 's dress appeared blue in some lights and green in others . Others thought she was wearing a grey dress during last night 's debate . The first # thedress debate was sparked by Scottish student Caitlin McNeill .