Lisa should visit a doctor and take a break from going to clubs and playing sports until she is feeling well. It is obvious that Lisa is sick and needs rest and time to get over the sickness.
Personally I find going to the gym being most helpful to stop myself from binge eating. Any activity that keeps you active can help you from just sitting around while snacking on foods.
However, do have your basic three meals a day as you should be doing. This is required for your basic health.
The procedure that Joanne's doctor would suggest to repair her breasts is a plastic surgery. Since she is now healthy, and tumor-free, she wants to have beautiful breasts again and the doctor believes that plastic surgery is going to help her. It will reconstruct her breasts and make them look "normal" again, the way they were before the operation to remove her tumor.
One must consider physical, mental, and social factorts
No mixer will help. Eat bread or crackers to absorb the alcohol.