The Triple Nipple Club is a documentary shown on Channel 4

Channel 4

Channel 4 is a British public-service television broadcaster which began working on 2 November 1982. Although largely commercially self-funded, it is ultimately publicly owned; originally a subsidiary of the Independent Broadcasting Authority , the station is now owned and operated by the Channel...

 which explored the biological mystery of the supernumerary nipple

Supernumerary nipple

A supernumerary nipple is an additional nipple occurring in mammals, including humans...

. First broadcast on 2 January 2008, it was directed and produced by Dan Louw and commissioned as part of Channel 4's First Cut series.

The film focuses on Dan’s attempts to understand why he was born with extra nipples, a condition he shares with the likes of Mark Wahlberg

Mark Wahlberg

Mark Robert Michael Wahlberg is an American actor, film and television producer, and former rapper. He was known as Marky Mark in his earlier years, and became famous for his 1991 debut as a musician with the band Marky Mark and the Funky Bunch. He was named No. 1 on VH1's 40 Hottest Hotties of...

, Lily Allen

Lily Allen

Lily Rose Beatrice Cooper , better known as Lily Allen, is an English recording artist and fashion designer. She is the daughter of actor and musician Keith Allen and film producer Alison Owen. In her teenage years, her musical tastes evolved from glam rock to alternative...

 and Tilda Swinton

Tilda Swinton

Katherine Mathilda "Tilda" Swinton is a British actress known for both arthouse and mainstream films. She has appeared in a number of films including The Curious Case of Benjamin Button, Burn After Reading, The Beach, We Need to Talk About Kevin and was nominated for a Golden Globe for her...

, as well as well known TV and film characters such as Scaramanga and Chandler Bing

Chandler Bing

Chandler Muriel Bing is a fictional character on the popular U.S. television sitcom Friends, portrayed by Matthew Perry.-Background:Chandler Muriel Bing was born on April 8, 1968, the son of an erotic novelist mother and a cross-dressing Las Vegas star and is of Scottish ancestry. Chandler was Ross...

.

Fascinated and confused by this seemingly pointless mutation, Dan sets off on a personal journey of discovery to try and unwrap “the riddle of the triple nipple”. He starts out by consulting the man in the street and even a renowned teratologist, an expert in physical mutations. After testing the notion that extra nipples could be a sign of fertility, he discovers that they are actually an atavism

Atavism

Atavism is the tendency to revert to ancestral type. In biology, an atavism is an evolutionary throwback, such as traits reappearing which had disappeared generations before. Atavisms can occur in several ways...

, or evolutionary ‘holdover’ – a sign of how humans evolved.