Thursday, 18 September 2025
T-Shirt Day is BBC Radio 6 Music's celebration where listeners and presenters wear T-shirts representing artists they love.
Also known as
- BBC Radio 6 Music T-Shirt Day
- Wear Your Old Band T-Shirt to Work Day
Frequently asked questions
- When is T-Shirt Day 2025?
- T-Shirt Day 2025 is on Thursday, 18 September 2025.
- What day of the week is T-Shirt Day 2025?
- It falls on Thursday.
- How is T-Shirt Day calculated?
- This event is observed on the third Thursday in September each year.