Former Miss America Mary Ann Mobley is undergoing chemotherapy and radiation, according to TMZ.com, and the couple has decided it's time for a break.
She filed for legal separation on Monday (19Sep11). Nobody else is involved in the split.
The date of separation is 1 October, 2010.
Collins has experienced a series of personal problems in recent years - he has been arrested three times and convicted twice for drink driving.
In January (11) a charge of leaving a restaurant in Mississippi without paying was dismissed.