The spokesman said the Met "regretted" that Ms Webbe was left outside New Scotland Yard "for a few minutes".
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2.
Simon Webbe, who entered the charts last week at number four, slipped three places to number seven with No Worries.
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3.
Claudia Webbe, the group's co-founder and former chairwoman, said the members went to New Scotland Yard for their monthly meeting on Wednesday and were told by a security guard that their services were no longer required.