Mark Lawson meets American comedy performer and actress Tina Fey, who famously impersonated the Republican vice-presidential candidate Sarah Palin. Tina Fey stars with Steve Carell in the new film Date Night. Mark also has the verdict on Cemetery Junction, the new film from the creators of The Office, Ricky Gervais and Stephen Merchant. As Holby City celebrates its 500th episode Mark speaks to actor Amanda Mealing, Executive Producer John Yorke and Justin Young, who is one of the writers on the show.