Hollywood couple Dax Shepard and Kristen Bell won’t be having any more children, after Shepherd decided to have a vasectomy after a pregnancy scare last year. Appearing on 'Jimmy Kimmel Live', the comedian described how he rushed to get the procedure when he thought his wife could be pregnant again.

Dax Shepard and Kristen BellDax Shepard has revealed he’s had a vasectomy.

When Kimmel asked Shepard if the parents of two were hoping to add to their family Shepard gave a firm ‘no’ and added: “Last year, my wife was working in Atlanta. We were there and she all of a sudden goes, 'Oh, my gosh! I’m so stupid. I’ve been sick for 10 days and ignoring it. I’m definitely pregnant.’”

“And I was like, ‘We’re going to turn into Jon & Kate Plus 8 or something. We already have no life! This is going to be not worth living.' I freaked out. It was so bad.” Shepard then had to wait for his wife to to return home from filming so she could take a pregnancy test, all the while having nightmares about their future.

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“For eight hours I was, like, imagining my life with all these kids,” he continued, however it turned out Bell wasn't pregnant after all. ”That was Tuesday. I flew home Wednesday for a meeting. Thursday morning I had a vasectomy,” he said.

"I had a vasectomy, and Kristen was not thrilled I did it so quickly, but I’m a man of action. I was in and out. I was back in Atlanta two days after that, shooting a Samsung commercial.” But Shepard then went on to reveal a little too much, when he describe his next visit to the doctors where he had to provide a sperm sample.

“They don’t provide an area there at the urology clinic to service yourself, so you have to bring in a sample,” he began. However on the day of the appointment his meeting ran late, and he was left with only had 15 minutes to “procure” his sample and then drive to the clinic.

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“I have 15 minutes to get from Burbank to Beverly Hills and procure my sample. This is the God’s truth. I had to drive cross-town, rush hour — thank God there was heavy traffic on Laurel Canyon, so it slowed down enough that I could …”

“I literally masturbated on Laurel Canyon in heavy traffic … For y’all who have not been on Laurel Canyon, it’s one of the twistier roads in America. It’s hard enough to get through that road while not making love to yourself, into a container..Anyways, the great news is I’m sterile!”