Proud new parents Leighton Meester and Adam Brody have been known as the notoriously private couple after they managed to keep the details of their relationship, including their secret wedding in February 2014 and the birth of their first child under wraps.

As Leighton Meester and Adam Brody continue to stay out of the public eye, here are 5 fun facts we've learned about the lovely couple.

1. The birth of Arlo Day Brody

For almost two months, first time parents Brody and Meester have kept the birth of their secret. According to E! News, the 29-year-old "Gossip Girl" star and the 35-year-old "The O.C." actor welcomed their daughter, Arlo Day Brody, on Aug. 4 at 12:12 a.m. at Whittier Hospital in Whittier, California.

The birth certificate was first obtained by TMZ.

2. Leighton Meester and Adam Brody's engagement and wedding.

The couple got engaged in November, nine months after it was revealed that they were an item. Baby Arlo's proud parents, who both starred in the 2014 flick "Life Partner," met on the set of the 2011 film "The Oranges." They eventually married in a "hush-hush" wedding in February 2014, Us Weekly revealed.

3. Adam Brody wanting many kids with wife Leighton Meester?

During a Reddit AMA last August, Brody joked about having a dozen of kids with his wife.

"I say 12," he noted to a fan. "And I decide."

Meester, on the other hand, hinted during an interview with Nylon in November that having a family was in her plans in the near future.

"Most people I know are starting to get married," she said, as per People. "It'll be kids next. I like the grown-up stuff. I like having a house. I've got dogs."

4. Meester and Brody love to lift heavy things?

In the Brody-Meester household, Leighton does the heavy lifting (figurative). Adam lifts the actual heavy objects, Ok! Magazine noted.

5. How much do they love each other?

For Adam Brody, he loves his wife Leighton Meester for "infinity." While an insider revealed that Meester always had a crush on Brody and when they're aren't working together, they relied on technology and sent sweet texts to each other. So that's definitely love!