CCTV investigations in London Road, Kingston found a mound of fat the size of a bus had reduced the 70 x 48cm sewer to just 5% of its normal capacity.
Thames Water has begun repairs to 20 metres of the damaged pipe and work is expected to take up to six weeks to complete.
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William & Son in London's exclusive Mayfair district was targeted by thieves reportedly carrying metal baseball bats.
Snoopy got into difficulty when he wandered up to his neck in marshy water in south London.
Sir Bernard Hogan-Howe's comment came amid reports of British jews on the verge of leaving the country.