The triple-date, wherein one person tries to juggle three dates without any of them knowing about each other, is a staple of US sitcoms. In reality, it doesn't work that well, especially if you're going to the hospital:

Some people bring flowers, others bring balloons. When Melvyn Reed's three wives showed up to visit him at the hospital, they brought an unexpected curtain call to his years as a double bigamist.

British police confirmed that after Melvyn Reed woke from his triple bypass heart operation earlier this year, his complicated marital affairs took a turn for a worse. All three of his spouses had turned up at the same time, despite his efforts to stagger their visits.

I got enough trouble with just one. Can't imagine why anyone would want to marry three.