The Labour leader Jeremy Corbyn has cancelled planned appearances in Swindon, Stroud and Bristol today, as he's decided to take part in a national TV debate tonight.
The events will go ahead with other Labour frontbenchers.
Speaking to a rally of supporters, Mr Corbyn issued a challenge to Theresa May to join him at the debate.
Meanwhile the Prime Minister's visit to the West Country is going ahead as planned - more on ITV News West Country tonight at six.
Tonight's debate: who's taking part?
- Jeremy Corbyn, Labour leader
- Tim Farron, Liberal Democrat leader
- Paul Nuttall, UKIP leader
- Caroline Lucas, Green co-leader
- Leanne Wood, Plaid Cymru leader
- Angus Robertson, SNP depute leader