Well, she had to go somewhere other than a Catholic church

There may be no second acts in American life, but in Ireland they keep going at least ‘til four. Barry Herridge sealed the deal as the fourth Mr. Sinéad O’Connor on the singer’s 45th birthday Dec. 8 at downtown’s A Little White Wedding Chapel.

A day before, the “Nothing Compares 2 U” songstress was still on the Emerald Isle before flying nearly 5,000 miles for a 15-minute marriage ceremony. You can’t put a price on spontaneity, unless you count the $1,000 or so it would take to book a last-minute flight on Aer Lingus and the $325 the chapel gets for its Tribute to Elvis Pink Cadillac package.