In tonight's Video Blog, Gavin tells how a change of strategy from the team helped provide the base for one of his most successful days yet and kept him on course to arrive in Derry' s Guildhall Square on Saturday morning at 10.20am - where he hopefully be greeted by crowds of well wishers (Everyone welcome)!
Listen as he outlines how Day 4 went and what his plans are for Day 5 when he will be approaching Derry. And remember, to donate visit www.paypal.me/mizen2malin