You could go on a naked safari around the house searching for bugs and things to destroy...or: glue all the furniture to the ceiling so everyone freaks when they get home (clothing optional for this) either way, have fun!!
call a friend
play videos
bake cookies
bake a cake
heat up pizza
Order a pizza on the phone.
Have a bf over
Call a friend have them bring over take out.
Take a bubble bath
answer questions on yahoo --- lol