Maribel Valencia, of San Diego, California made it to a local hospital on Thursday just in time to give birth to a baby girl - Jaelyn - in the final seconds of 2015, at 11.59pm on Dec 31.
Her brother, Luis, arrived 3 minutes later at 12:02 a.m. on January 1, 2016.
An ex-convict arrested in a plot to carry out an attack at a bar on New Year's Eve is a panhandler who'd been asked to leave the tavern in the past, its owner said, while the man's family said he had a long... So the two will not only have separate birthdays, but they were also born in separate years.
"I think she's the little girl; she's going to be pulling rank the whole time because she's going to be the older one", said Coetzee.
The parents said they were not expecting their arrival for another month and had to cancel their New Year's Eve plans for the exciting special delivery.
"It's pretty much the best of both worlds", Navy diesel mechanic Luis Valencia, the proud father, told the station.
But after several hours of labour, Mrs Valencia gave birth to the two healthy babies - a flawless ending to 2015 and a ideal start to the new year.
Jaelyn weighed 4 pounds, 15 ounces.
The two new additions join their three-year-old sister Isabella, Dailard said.