![All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2015/03/02/264208E200000578-0-image-a-87_1425332674878.jpg)
All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online
![All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2015/03/03/264208EA00000578-2976472-Giddy_up_Marlon_and_Lisa_Grennan_from_New_Hampshire_say_their_mo-a-1_1425343909615.jpg)
All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online
![All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2015/03/02/263D381E00000578-0-image-a-80_1425332159666.jpg)
All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online
![All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2015/03/02/263D385C00000578-0-image-a-77_1425332120464.jpg)
All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online
![All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2015/03/03/263D384B00000578-2976472-image-m-4_1425367651358.jpg)
All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online
![All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online All aboard! Hulk the world's biggest pit bull with a 28-inch wide HEAD takes owner's three-year-old boy for rides | Daily Mail Online](https://i.dailymail.co.uk/i/pix/scaled/2015/03/03/26443A2600000578-0-image-a-2_1425367552199.jpg)