"I've been with Gisele for four years now and we're happy together. Monogamy is the key to a good relationship," he said. "When I was younger I had a lot of fun. I've had my fair share of models."
The star of "The Aviator" has been dating Bundchen for four years, but they broke up last summer after the model reportedly grew tired of waiting for him to propose, TeenHollywood.com reported Tuesday. They later got back together.
"I want three children but I want to be in a happy marriage," said Bundchen last week.
2014: The Year in Music [PHOTOS]