GLASGOW, UNITED KINGDOM – JANUARY 28: Senior citizens dance to Saturday Night Fever at a tea dance at the Glasgow Club in the Gorbals on January 28, 2010 in Glasgow, Scotland. As the UK gears up for one of the most hotly contested general elections in recent history it is expected that that the economy, immigration, the NHS and education are likely to form the basis of many of the debates. (Photo by Jeff J Mitchell/Getty Images)