Jimmy Nail and aired in 2002, with audience figures of over 12 million. Another series saw the brickies holed up in Cuba, and the final two-hour instalment, set in Laos, broadcast over Christmas 2004 attracting over seven million viewers. After the first two series of "Auf Wiedersehen, Pet", Nail found himself typecast before creating the detective series "Spender", which he co-wrote with Ian La Frenais. The show ran for three series from 1991 to 1993 and also produced a tele-film and a novel. This was followed in 1994 by "Crocodile Shoes", which he also created and starred as musician Jed Shepherd. In
Nail biting Saliva may then redden and infect the skin. In rare cases, fingernails may become severely deformed after years of nail biting due to the destruction of the nail bed. Nail biting may have an association with oral problems, such as gingival injury, and malocclusion of the anterior teeth. It can also transfer pinworms or bacteria buried under the surface of the nail from the anus region to the mouth. If the bitten-off nails are swallowed, stomach problems can occasionally develop. Nail-biting can be a source of guilt and shame feelings in the nail biter, a reduced quality of life, and