Head on over to the Sierra Mist Facebook page and when you enter their sweepstakes you will have the change to win a $1/1 Sierra Mist Coupon. Most stores like Walmart, CVS, etc.. have the Sierra Mist 2 liter bottle for $1 which will make it free after coupon.
Just click the link below, like the page and enter the sweepstakes. After you enter on the bottom of the page it will allow you "spin" to win your coupon. If you get a kiwi and a strawberry you win. It will then ask you to put your email address and it will email you a link to your coupon. If you don't win today you can try again daily until you get one. Make sure you click back after printing, you may be able to print it more than once.