There’s no doubt that Gisele Bündchen and Tom Brady have one of the most solid marriages in all of Hollywood. In fact, the stunning supermodel — who is celebrating her 39th birthday on Saturday, July 20 — once gushed that her undeniable connection with the professional football star was just as strong when they first met through a mutual friend back in 2006.

“The moment I saw him, he smiled and I was like, ‘That is the most beautiful, charismatic smile I’ve ever seen,'” she sweetly told Vanity Fair in 2009, noting that their relationship has remained as solid ever since. “From the first day we met, we’ve never spent one day without speaking to each other.”

In honor of the Brazilian actress’ 39th birthday, scroll through the gallery below to see five fun facts about Gisele’s envious marriage with Tom!