Help For My 15th Birthday Party

Hey my names ashley
Im having a bbq party nxt sunday
Ive got about 8 girls and 1 boi as he is one of ma best m8s
Everyone kinda knows eachother but not ebery1

Im really stuck for party ideas
I havnt got a huge garden and i want to keep it outside as long as possibel its 4 hours long

I cnt really have anything messy and i have a tight budjet as my birthday present was really expensive

I was thiniknin bout twister and a film but im really stuck can u email me at sco5595@waingels.wokingham.sch.uk

Can u do it soon plz i really need help!!!!!!!

Thnks ashley