PICCADILLY LINE: From 03:30 Saturday 25 and all day Sunday 26 January , no service between King's Cross St. Pancras and Cockfosters. Replacement bus service PL5 operates between Finchley Central and Cockfosters via Arnos Grove, Southgate and Oakwood. PL6 operates between Finsbury Park and Arnos Grove via Manor House, Turnpike Lane, Wood Green and Bounds Green. Overnight buses continue to/from Southgate, Oakwood and Cockfosters, at other times, please use service PL5 for these stations.