From bungee-jumping to bedroom bliss, how our brains create natural highs by producing a range of potent drugs.
1/10. A skateboarder has punctured his lung.
1/8. Life in the Angell household is far from heaven. Mum Sue can't control three-year-old [text removed]'s tantrums, while dad Ivan can't deal with nine-year-old [text removed]. Dr Tanya Byron has two weeks to help unite the family.
5/6. Emily and Florence decide to play tennis, and Kenny Craig 's got a girlfriend.
Guest-starring Anthony Head and Jon Culshaw from Dead Ringers.
Tom Baker narrates. (AD) www.bbc.co.uk/littlebritain
BBCi: features available via the red button, including footage from series one
An existential crisis threatens to engulf Art when he is asked to shoot a wedding video. Seeking inspiration from Federico Fellini 's 816, he embarks on an Odyssey through a sea of dreams, memory, fantasy and beautiful women.
Shown at 7.30pm on BBC1 (AD)
3/6. Jill convinces
Cath that celibacy is the way to heal her marriage. (AD)
The tensions between Sex Pistols lead singer Johnny Rotten and manager Malcolm McLaren.
: Liquid Assets