All my DC have had them, from my DD who was 6, to my DS1 who was seriously scooting at the skate park. Obviously they had different scooters, but JD bug were definitely the scooter of choice around here. We goat all of ours from Skate Hut, who were always excellent.
I've just left a review about a stunt scooter i got my little lad, its the storm scooters sold by Toyzworld its a great quality cheap stunt scooter and my lad loves it! if you want to give it a read its Storm Scooter Review