Michael Sheen on his father's time as a Jack Nicholson impersonator

Rick Rubin on finding the magic in music

Caitlin Moran on the smells that defined her childhood

Romesh Ranganathan on finding his comedy sweet spot

Tanni Grey-Thompson on winning four Olympic golds in Sydney

Greta Gerwig on her childhood enthusiasm for putting on plays

James Graham on his "stripping vicar" ice-dancing routine

Jessica Ennis-Hill on the moment she won Olympic gold

Warwick Davis on his first role as an Ewok in Star Wars

How Lily Allen brought the house down with a Disney song aged 11

How hiding in a toilet helped Steven Spielberg get into the movie business

Malorie Blackman on receiving 82 rejection letters from publishers

How snooker halls became Ronnie O'Sullivan's "creche" from a young age

Delia Smith on her catchphrase - "Let's be havin' you!"

How Kate Moss's modelling break came at an unexpected moment

Keith Richards on writing "Satisfaction" in his sleep