Busted

'Anto, the deal is off. 
I repeat, the deal is off. 
Turn back. 
I have been spotted, the deal is off.'  

Jim "Top Gear" Doyle decided there and then that deviating from the standard Nike-runners/Superdry hoodie uniform to peddle class A narcotics had been a major faux-pas. 
One should not try to stand out from the crowd and opt for 60s espionage chic when trying to flog some skag cut with generous lashings of baking powder.