Does anyone on here know how the X66 on a night works now? I’m currently on the 18:25 service from Middlesbrough (which was a Darlington run) but stocktons 1536 has turned up on it and 4649 has gone back to Darlington out of service

The board used to work the;

18:25 from Middlesbrough
19:25 from Darlington
20:25 from Middlesbrough to Faverdale finished at 21:30ish