This has nothing to do with Mel Gibson’s distorted and schismatic version of sedevacatist catholicism, and everything to do with mental illness. Mel displays all the classic symptoms of Biploar type I. In a 2008 documentary, Acting Class of 1977, he first talked about being diagnosed with bipolar disorder.
If he really is bi-polar then he has less control over his mouth than a drunk would. Jekyll and Hyde is an accurate and literal description of how a bi-polar person can act.