Riders in Hackney tend to cycle for approval (11)

I haven't cracked this one yet — but the brilliant team at Fifteensquared have:

‘ORSEMEN (‘riders’ missing the ‘h’, as it might be said in Hackney) TEND ‘cycling’ – the last three letters moving to the front. Many people drop their aitches in spoken English, not just those in London – but some studies have shown that 58% of old speakers in Hackney do.