i'm unable to continue after area 3, its says if almost reached the stars and asks if i want to go to the next one but it wont let me press the button, so stuck right now, anybody know how to solve this? i got all upgrades already and made it 3 times
 "Battle without End"){kind=icon}
 "Truck Launch Maniac 2"){kind=icon}
 "Potty Racers 2"){kind=icon}