Lib Dem conference: mood box vote on Labour or Conservative
16 September 2013 Last updated at 11:41 BST
Liberal Democrat delegates appeared to struggle when asked to choose between Labour and the Conservatives as a potential future coalition partner.
The Daily Politics mood box is an unscientific test asking a group of people to choose between two options, but some Lib Dem's tried to come up with new options for their voting balls.
Adam Fleming reports from Glasgow