26-year-old Casie has been so devastated by the sudden loss of her husband, Shawn, that she brings his urn with her wherever she goes. Her family is worried about her well-being, but does not know that Casie has taken her addiction to a shocking new extreme.

44-year-old Teresa has been eating rocks for more than 20 years. She drives up to an hour away from her Virginia home to gather the stones she finds most appetizing. Tamara is a 33-year-old personal trainer whose been carrying around her childhood pillow for over 25 years. Tamara takes her pillow everywhere – to work, to the mall, on long walks – and considers it her best friend.

A woman who drinks gasoline by the teaspoon; a woman obsessed with smelling a doll's head.

47-year-old Asha hasn't cut her 21-foot long hair in nearly a quarter century and spends up to six hours a day grooming her ten-pound locks. Meanwhile, 53-year old Margaret has stung herself over 50,000 times with bees.

A teen who eats detergent up to seven times a day is profiled. Also: A man is obsessed with training for strongman competitions.

Crystal has been eating household cleanser everyday since she was twelve. Her shame, embarrassment and concern for her health have caused her to keep this a secret. 20-year-old Samantha tans up to three times a day in tanning beds, in addition to tanning outdoors slathered in vegetable oil.

Robert consumes up to 16 plastic bags every week. Plus, 48-year-old Catherine can't part from her plastic doll. Can she ditch her addiction?

A woman’s family is worried about her five-year habit of drinking nail polish; a woman is obsessed with cleaning her ears.

A shoe addict owns over 200 pairs and refers to them as her "babies." Also: a woman who with a hair-pulling problem is profiled.

18-year-old Kailyn has eaten plastic every day for more eleven years – remote controls, CD cases, forks and water bottles are some of her favorites. She eats up to 15 pieces of plastic a day and even chooses plastic over food. 28-year-old Gloria has taken her addiction to bleach to the extreme – she bathes in it daily, pours it on her hand to smell while she’s out and will even tear into bottles at the store so she can get a quick fix.

A 33-year-old man spent over $100,000 on surgery to look like Justin Bieber. Plus, meet a 22-year-old woman who can't stop eating makeup.

44-year-old mother Lacey has had at least 30 plastic surgeries and is planning more.

A man treats his life-size doll like a wife; a woman spends hours a day picking scabs on her body.

48-year-old Jazz has been growing her fingernails for the past 22 years. Even though her extreme fingernails make life tough, Jazz refuses to cut her nails. 56-year-old Theresa is addicted to her 52 hairless rats. Instead of working, she spends her day feeding, cleaning and caring for her strange obsession.

Counting down the ten most shocking addictions featured on the show and providing updates.

A woman in the UK who is addicted to transforming herself into actress and "Baywatch" beauty Pamela Anderson.

A look into female maskers: men who dress in rubber suits and masks to look like female dolls as they step into public for a rubber doll rendezvous.

A man is addicted to covering his body in orthopedic plaster casts; a woman who speaks with psychics at least three times a day to avoid loneliness.

Meet twins who are so addicted to being identical that they weigh their meals to stay the exact same size, and a woman who eats mattresses.

Linda has been married to a 70-foot carnival ride, Bruce, for three years; in 12 years Patrice has consumed approximately half a ton of bricks.

Kyle only dates women over the age of 65 and Adam is obsessed with becoming Madonna.

For the past 30 years, 44-year-old Theresa has been sniffing gasoline out of a water bottle. Her addiction has gotten so bad that she can’t go more than ten minutes without a sniff. 26-year-old Krista is a loving and caring mother… to her 12 teddy bears. Krista tends to her troop of teddy bears as any mother would: dressing them, caring for them and putting them to bed every day.

Maureen is obsessed with her make-up; Barbara prefers the company of those who have passed on.

A woman eats hundreds of cat treats and wet food every day; a woman who has been smelling mothballs for 15 years stores them all over her house and in her purse.

Meet Nicole who has been addicted to pony play, a form of role play, for the last 20 years. Plus, Heather, who is compelled to drink paint.

43-year-old Riah has been addicted to baby wipes since she was 15 and goes through up to 500 every day. She's so hooked she even uses wipes in place of showering. Meanwhille, 19-year-old Brea has been addicted to eating sand for the past five years.

22-year-old Keisha is addicted to chewing on urine-soaked diapers. Plus, meet 50-year-old Vladimir who is addicted to using leeches.

28-year-old Evan has hidden a strange addiction from almost everyone he know, pulling hair from shower drains. In social situations, he heads straight to the bathroom and compulsively pulls hair out of the homeowner’s shower drain. For the past seven years, 26-year-old Nicole has been eating the drywall. She craves the taste and will eat up to three square feet of drywall every week.