I thought Semi-fast Metropolitan line trains are for Mon to Fri Peaks only 🤔

I Just filmed an Onboard Journey On a Northbound Semi-fast Metropolitan line Service to Amersham Metropolitan Line S8 Stock 21026 From Finchley Road to Harrow-on-the-Hill 00:00 - Intro 00:10 - Finchley Road 01:08 - West Hampstead Station 02:00 - Kilburn Station 02:50 - Willesden Green Station 03:43 - Dollis Hill Station 04:20 - Neasden Station 04:37 - Neasden Depot 06:11 - Wembley Park Platform 1 08:52 - Preston Road Station 10:18 - Northwick Park Station 11:34 - Harrow-on-the-Hill Platform 3 #metropolitanline Sunday 25th September 2022 © X2K9 Follow me on Twitter @NKUltimate   / nkultimate   Follow me Instagram NKUltrazero If you enjoy Streaming follow me on Twitch TV www.twitch.tv/nkultimate490 Gaming Content Coming Soon    / channel   London Overground Full Journey Series    • London Overground Full Journey Series   London Underground Full Journey Series    • London Underground Full Journeys SERIES   DLR Full Journey Series https://www.youtube.com/playlist?list...