These adorable chihuahua puppies drew a crowd after they were seen performing backflips on command.<br /><br />The two-year-old mutts - all siblings born in the same litter - were going for a walk at a forest in Chiang Rai province, northern Thailand, on Sunday (January 1).<br /><br />The owner showed off their circus skills in front of amazed passers-by.<br /><br />The dogs were seen walking on their hind legs, jumping through their master's arms and doing backflips together.<br /><br />Several onlookers crowded around the dogs and capture videos on their smartphones.<br /><br />Tourist Phong Phon, 18, said: ''The dogs were so disciplined and skilful. It was the cutest thing I have ever seen.<br /><br />''The owner said that he has been training them for their whole life to do this. I felt so inspired when I saw them. The friendship between the animals and the human is beautiful.''