HELP PLEASE

Help I'm getting married in less than 3 months oct 31st to b exact and I want to loss as much weight as possible b4 then I've already lost 20 lbs from giving up Mountain Dew and energy drinks I'm at 203 and would love to get down to 160 I kno that's pretty unrealistic but even another 20 or 25 would b great I've dabbled in excerising well doing the wii fit and other programs on there I'm having a hard time with motivation and healthy meals so I guess my question is does anyone want to take me on as a special project to help me get my life change started and make me a fit beautiful bride thanks for taking the time to read and if anyone's willing to help thank u in advance