How long will it take to lose 1000 calories? & Can you tell me how many calories ill burn in these videos???!!?

How long will it take to lose 1000 calories?





Video 1 if i do it 3 times how many calories do you think?


http://www.youtube.com/watch?v=9XFBkv2xjbU





Video 2 just once http://www.youtube.com/watch?v=l6XhsKVrkIE





Video 3 just twice http://www.youtube.com/watch?v=fdMptxZv4hQ





Video 4 just twice http://www.youtube.com/watch?v=GP-ADSVstD0





How many calories do you think ill burn?


I have normal metabolism i think? maybe a little better...How long will it take to lose 1000 calories? %26amp; Can you tell me how many calories ill burn in these videos???!!?
Im not sure about your videos but if you run on a treadmill you will lose between 500-800 calories per hour.