Oh dear, oh dear……people who wear Crocs. These have to be the most hideous shoes ever created. There is no excuse for wearing them. Not when camping. Not when hanging around the house and garden. Definitely not when out in public.
Is there anything worse that wearing Crocs though? Oh yes, there is. Crocs with socks. Unbelievable, I know, but even important people have done it. See this item in the Huffington Post:
Crocs with socks. The ultimate sign of someone whose mind has gone off the beaten track.
Lynda's Blog 
But they’re good for kids around the pool-‘shoes on’ ‘shoes off’ ‘shoes on’ – so much easier with crocs. And they’re cheap – £3 a pair in Tesco!