Which Workshops can I attend in Letchworth this weekend?

Here are the best Workshops happening in Letchworth this weekend:
- K-Pop Demon Hunters Workshop is happening on Sat 27 Sep 2025 from 9:00 AM onwards at St Christopher's School, Barrington Road, SG6 3JZ Letchworth, United Kingdom
- Racing Extravaganza '25 "The Return" presented by LC Racing is happening on Sun 28 Sep 2025 from 8:00 AM onwards at Mill End Rc Car Club, Mill Plants and Cafe, Mill End, Buntingford, SG9 0TA, Letchworth
- Racing Xtravaganza '25 "The Return" presented by LC Racing is happening on Sun 28 Sep 2025 from 8:00 AM onwards at Mill end rc car club, Letchworth