From 20 SeptemberOPEN HOUSE LONDON: Plenty of opportunities to go behind the scenes in all corners of London this weekend for Open House Festival. WANSTEAD FRINGE: Take a look at what's on the Wanstead Fringe programme this weekend, celebrating all things E11. FREE, from approx 10.15amYOUNG DESIGN FESTIVAL: London Design Festival has plenty going on around town this month, but the Young V&A caters specifically for children with London Design Festival: Meet the Playmakers. 1pm-3pmA 2-TONE STORY: As part of Streatham Free Film Festival, catch a screening of Pauline Black: A 2-Tone Story at Streatham Library. Find out more by joining a special London on the Ground tour exploring some of the locations from Fletcher's book.