Adam Young is the most annoying I've ever heard.

'I keep my van well stocked. It’s got a proper machine that dispenses Mr Whippy ice cream and I buy my lollies wholesale – 50 for a tenner – so I never run short.' 
'I tend to avoid July and August, but the rest of the year I’ll drive around the local villages and if I see some kids looking like they’re in need of ice…

OK this is old, and nitpicky, but I took it as in the context of Sherlock ranting about what the average, unintelligent person cares about. It's a quote. Like he himself wouldn't say "who's sleeping with who," but it's just a phrase that gets bandied around a lot having to do with tabloids and stuff so he's repeating…