7 & 8 pounds is way to much guys, not that it can't be done, but a much more realistic approach is losing considerable less, and then the chances of keeping it off are much greater.
Just my opinion of course.
Just finished a ten day juice cleanse, down 13 pounds and I feel great. Going to two juices and one sensible meal until I reach my goal, which is 30 more pounds. Didn't read the whole thread, I saw this and had to do it: http://www.fatsickandnearlydead.com