Lipitor, also known as atorvastatin, is a medication used to lower cholesterol levels in the blood. There is no direct evidence to suggest that Lipitor can worsen hangovers from alcohol. However, a study published in the Journal of Clinical Psychopharmacology [2] found that taking statins, such as Lipitor, can increase the severity of alcohol-induced liver damage in heavy drinkers. The study suggests that statins may inhibit the liver's ability to break down alcohol, leading to increased liver damage. Another study published in the Journal of the American College of Cardiology [3] found that drinking alcohol while taking statins may increase the risk of liver damage and muscle injury. Therefore, it is recommended that individuals who take Lipitor or other statins should avoid excessive alcohol consumption. It is also important to note that excessive alcohol consumption can lead to liver damage and other health problems, regardless of whether or not someone is taking statins.

Sources:
[2] https://journals.lww.com/psychopharmacology/Abstract/2008/06000/Statin_Therapy_and_Liver_Injury__Increased.7.aspx
[3] https://www.jacc.org/doi/10.1016/j.jacc.2013.05.089
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[4] https://www.medicalnewstoday.com/articles/statins-and-alcohol