I found this on the internet somewhere, and I thought that this person had a really great idea for the Weiter movie. So, here it is:

The Chipmettes are now enjoying the life of their super-stardom, During a konzert while Singen Put Your Records On they lose their voices and at Home Alvin tries to open a bag of Cheese Balls and hits a pan but it goes landing on Dave's foot and he slides out the door and gets hit Von a truck. At the hopsital the nurse says to them they need $75,000 to pay for his injuries so they must travel around the world to get money for Dave. Meanwhile we get to Ian in Chicago...