Ruthie Henshall on how to work in musicals

Ruthie Henshall's had a glittering career in numerous West End shows - now she's written a book to help others who may want to follow in her footsteps.

She says that it is incredibly hard to get into the industry and there is no such thing as an overnight success.

Ruthie's book 'So you want to be in musicals?' is out today.