Barton County Extension and the Great Bend Recreation Commission is hosting a pep rally to celebrate the half way point of the 2011 Walk KS program. The event will be held Tuesday at the northeast shelter at Brit Spaugh Park. Karen Wilder, who has her certification with ACE Fitness, will kick things off at 12:30 p.m. with a short motivational presentation and there will be time for participants to walk before returning to work or their afternoon activities.