No one said we were best mates.
— Bilbao Black Cats (@BilbaoBlackCats) April 23, 2023
Sunderland and Bilbao have links that go back to the 19th century.
We will soon be releasing the findings from our investigation with local historians from Sunderland & Vizcaya regarding the origin of Athletic's red & white shirts. 😉🔴⚪