Disruption is set to hit north London Tube and Overground lines over the weekend.
Closures will impact sections of the Piccadilly line, as well as Overground services from Highbury and Islington, Gospel Oak, Liverpool Street, and between Willesden Junction and Camden Road.
Some stations will be closed or partly closed for TfL to carry out essential work.
We've put a quick list together of all the work this weekend to ensure you don't get caught out and can plan ahead.
Saturday (November 25)
There will be no service on the Piccadilly line between Acton Town and Uxbridge.
No Overground services between Highbury and Islington, and New Cross / Clapham Junction / Crystal Palace / West Croydon. Alternative trains will run between Highbury and Islington, Canonbury and Dalston Kingsland.
Sunday (November 26)
There will be no service on the Piccadilly line between Acton Town and Uxbridge.
No Overground services between Highbury and Islington, and New Cross / Clapham Junction / Crystal Palace / West Croydon. Alternative trains will run between Highbury and Islington, Canonbury and Dalston Kingsland.
No Overground services between Willesden Junction and Camden Road (via West Hampstead).
A reduced service operates between Gospel Oak and Barking Riverside, with trains every 20 minutes.
Until 10.15am, no service between Liverpool Street and Chingford.
Until 10.15am, no service between Liverpool Street and Enfield Town / Cheshunt.
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