
Quite a collection: Mark has a total of 15 blow up pool toys - which are kept inflated at all times - at his home

Joined at the hip: Mark takes his inflatables with him when he leaves the house

Splashing around: Mark became obsessed with the blow-up toys after he got an inflatable for the swimming pool

Having a whale of a time: Mark kisses his inflatable killer whale before going to sleep

Loving: Mark claims the inflatables are a replacement for the affection he never received from his mother

Bath-time: Mark gives all of his inflatables a bath and treats them like his babies

Working progress: Mark has been seeing a psychologist to help with his addiction

Cuddly toys: Mark says he loves the softness of the inflatables because he can cuddle them

Young love: Mark and his inflatable yellow dragon Lila sit on a sofa to watch TV

Study partner: Mark has his inflatables round him all the time - even when he is studying

Mark has started interacting with people again but still won't give up his inflatables