It's model/singer/actress/ maternity-wear designer and now lifestyle coach Lisa B's turn to tell us how to improve our humdrum existence. Her new self-help guide Lisa B: Lifestyle Essentials launched at the tasty Cookbook Cafe, Park Lane last night, to the applause of celebrity and socialite pals such as Caprice, Jemma Kidd and Claudia Winkleman.

Photos: Dafydd Jones