The popular book distributor Penguin Books have revealed two episode titles from Series 2 of The Sarah Jane Adventures. Penguin Books release a book of each episode of the series and so have released two titles. The two episode titles are; Last Sontaran and Day of the Clown (Highlight to reveal). The books will be released in November and The Sarah Jane Adventures Series 2 will air in Autumn. What do you think of these episode titles? Please leave your comments. Thanks!