The 66-year-old former Olympian athlete’s son, Burt Jenner reveals that he and his wife is expecting a bundle of joy on Instagram last Thursday, which he wrote, “I promised to wait until we had the "all healthy" update , and we got it yesterday... My Lil boy, just chillin... So happy I can't see straight, he can't get here fast enough... Who wants to fab me a stroller with @kingshocks and @gladiatortires like you see at the 1000 every year? #HesSponsoredAndHeDontEvenKnowIt"

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A photo posted by Burt Jenner (@bjenner) on Dec 24, 2015 at 9:05am PST

Meanwhile, the race car driver also reveals on his interview with the Today show on his relationship with his dad, in which both have bonded “more than ever.”

“Because I think he’s realized that family means a lot to him. Just like anybody else in life, all you got is family,” Burt added. “So, that’s brought us much closer.”

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The 37-year-old star also dished out since Caitlyn's transition taht they have been supportive of her since the start, even appearing in his Dad's interview with Diane Sawyer, where at the time, Bruce Jenner first revealed, “I am a woman.”

“There’s been some trade-offs, I’ll admit that,” Burt explained when asked if Caitlyn is a better person. “But she is a better person. Honesty is always the building block for any relationship, and at least we have that now.”

According to Entertainment Tonight, Burt's baby announcement is obviously good news on Christmas Eve, a day that Caitlyn is already so high on due to Kris Jenner’s holiday soiree.