A milkman in Leicester has been disciplined and issued with a formal warning for whistling.
Kevin Gifford's employers received five complaints from people who claim he woke them up.
Earlier ITV News reporter Gareth Owen caught up with Kevin as he made his deliveries.
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Five of the pairs of siblings are identical twins, so telling them apart can be a little tricky for staff.
Around 40 traffic cops are being given the canisters to 'tag' motorbikes and riders causing a nuisance in communities.
"Racing stripes normally on the panels not the screen - one of many faults with this dangerous vehicle."