http://www.simplygo.com/news/sunderland-...rshow-2015
Seems the 20/20A will run every 15 mins on the Sunday -
- Catch our Prince Bishops 20/20A buses to The Grange at Fulwell and then walk to Seaburn Seafront or change at Sunderland Interchange onto the A1 Express to Seaburn Park. Buses on the 20/20A will be running up to every 10 minutes on Saturday 25 July and up to every 15 minutes on Sunday 26 July.