You can buy the DVD pretty cheap at DeepDiscountDvd.com, I got my copy there on the last 20% off sale they had. I still pop it in every month or so, I always enjoyed it.
They need to get Shelton to tag with someone, and they keep winning. Then one day Shelton's Momma gets kidnapped. Shelton freaks out and keeps losing. Then his partner gets someone to dress up as his mom.
That, or they should stop running commercials for Big Momma's House 2 during Raw.