Lord Mayor's office do the Mobot
For more 'mobot' videos, click here
Stars (and civil servants!) are 'doing the mobot' to raise money for Mo Farah's charity.
Learn the moves and make your own mobot video to be in with a chance of appearing in the official video here
More top news
Saturday forecast
The south is enjoying the best of today's weather, mostly dry with some bright spells.
Tree planted in memory to Olympic architect
Architect John Hopkins- The man who designed the Olympic Park- will have a large oak tree planted in his honour.
Saturday the better day of the weekend
Saturday is shaping up to be the better day of the weekend, mostly dry with a few bright or sunny spells.