Steve Thomas, Emmy Award winner and former host of the home improvement shows “This Old House” and “Renovation Nation,” will be the special guest at Midcoast Habitat’s Tool Box Bash at the Midcoast Habitat Barn at 799 West Street (Route 90), Rockport. Cost: $40, includes barbecue from Graffam Brothers, music from band Midlife Crisis, a grand prize raffle ticket and two drink tickets. The event will be casual, over-21 fun. For tickets (must be purchased in advance), call Midcoast Habitat at 236-6123. All proceeds will help Midcoast Habitat.