You never know what you'll be bringing home from the home improvement store. You go in for grass seed but come home with new patio chairs and a bag of cement. If you're lucky enough, you could also bring home a professional landscape contractor. On DIY Network's Yard Crashers, expert Chris Lambton waits at stores looking for the perfect weekend warriors who could definitely use his help. Once he finds his target, Chris and his team follow the surprised shoppers home and completely transform their yards.