Surprise for my parents?

k im suprizing my parents before they get back in less than 3 hours and i need to do all this stuff please help me!!so im finishing up cleaning my room and stuffi just have the things in my drawers like papers and everything and my book shelves and DVD shelves anyone have any good ideas for organizing things in my room and also..., i have to have the whole house cleaned also within 3 hours that means the bathrooms (2) vae everything, throw away the garbage bags in the big bin, and Iron like .. 6 items 3 big 3 little, and i have to organize the Entryhall upstairs any ideas?! to get this done ASAP maybe even WITHIN the 3 hours like 2 maybe? I REALLY NEED HELP PLZ!! ASAP!! thank you!!! i plan on startin in 15 mins so within 15 mins please!! or 20 :)