Track MashupSubmit MashupMashup: foursquarefox | foursquare for Firefox Followers Check-In, Mapping, Plugins, MappingWhen you don't want to use your cell. Check-in, view friends, find places close by all from Firefox. SummaryFollowers (1)Changelog (0) Summary Followers ChangelogFollowers (1) Track this Mashup Username icuk