Independent candidate Adam Blakester challenged Mr Joyce to do "as many debates as humanely possible".
Pre-polling will open in two weeks, on April 29, and while up to a third of the electorate usually casts a vote early, Mr Blakester is urging voters to put their visit to the ballot box on hold.
"We're asking voters to give other candidates the chance to be heard, and compare us against the incumbent
NEW England voters will get at least seven opportunities to watch their candidates go head-to-head this election at community forums. Meet the candidate debates have been locked in across the electorate, with three in Tamworth alone. The first will be in Tenterfield on April 24, while Inverell, Caroona and Murrurundi will host debates in the first week of May.