Glen Goodman went aboard the WW2 cruiser on the Thames which reopened to the public today.
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The 23-year-old, who won best song at the Mobo awards last year, was sentenced to eight months.
The tenants were forced into 'sleeping shifts' as night workers would swap with those who had daytime hours at the Wembley property.
The incident comes just days after four fans were suspended for abusing Manchester City's Raheem Sterling.