Make a multiplayer mode...were other players can race agaisnt each others, the first to reach the finich line wins!! =D and you could also create something like the "best fall" or "death with style", you know, secondary prices. Stay well, and please make another version (second) xD
Dude...this is just like mhouse sead...the "Stunt Pilot" on miniclip.
I fell very bad when i say this, but this is the bad version...but i'm shore that you can do best ;D