The team behind the Who Do You Think You Are? Live event have just announced the third celebrity appearing at the Olympia Show in February. Former Eastenders actor Larry Lamb will be appearing in the Celebrity Theatre at 'Who Do You Think You Are? Live' on Friday 21st February along with series creator and Executive Producer, Alex Graham, to celebrate the 10th anniversary of the 'Who Do You Think You Are?' series. Alex and Larry (who appeared in the series in 2011) will also be joined by several members of the production team. There will be an in-depth conversation on how the series is made, a look at some personal highlights and the team will reveal some of the secrets from behind the scenes. Tickets are available on the day but you can guarantee a seat in advance if you wish. More details can be found on the Who Do You Think You Are? Live website.