Cheryl Hines Embraces Marriage to Robert F. Kennedy Jr. as the 'Romance of the Unknown'

Cheryl Hines's Wedding Dress Was Jackie Kennedy-Inspired - Which She Didn't Know When She Married a Kennedy in It!

Exclusive: See Cheryl Hines and Robert F. Kennedy Jr.'s Pale Pink Wedding Cake

Cheryl Hines and Robert F. Kennedy Jr. made family tradition a big part of their wedding, right down to the cake.

For their reception, which took place on Saturday at the Kennedy compound in Hyannisport, Massachusetts, the couple chose a 4-tiered cake from Montilio’s Baking Company of Boston.

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Cheryl Hines Marries Robert F. Kennedy Jr.

After dating for more than two years, Cheryl Hines and Robert F. Kennedy Jr. said “I do” before a cheering crowd of friends and family Saturday at the Kennedy compound in Hyannisport, Massachusetts – under a tent at a home once owned by President John F. Kennedy and wife Jackie.

The actress, 48, and the political activist, 60, became engaged in May 2014.

Cheryl Hines 'Surprised' and Thrilled About Becoming a Kennedy

When Robert F. Kennedy Jr. popped the question to Cheryl Hines last month, she was not only thrilled – she was also caught a little off-guard.

“Yeah, I was surprised,” the former Suburgatory star, 48, told PEOPLE at the Groundlings 40th Anniversary Gala in Hollywood on Monday night. “It’s very sweet. There are a lot of people that are excited about it.”

Not least, Hines herself.

Cheryl Hines and Robert F. Kennedy Jr. Are Engaged

Cheryl Hines and Robert F. Kennedy Jr. are planning to tie the knot!

“Yes, they are engaged,” a source close to the situation tells PEOPLE of the couple, who began dating in 2012.

This will be the second marriage for Hines, 48, and the third for Kennedy, 60, whose second wife, Mary, committed suicide in the family’s Bedford, New York, home in May 2012.

Cheryl Hines on Boyfriend Robert Kennedy Jr.: 'I Really Like This Guy'

Cheryl Hines has learned a lot since she started dating environmentalist Robert Kennedy Jr.

“I’ve changed out all the light bulbs,” she told PEOPLE at the UCLA IoES Evening of Environmental Excellence in Beverly Hills on Friday. “It sounds ridiculous, but I turn off my air conditioner and heater. We have beautiful weather in L.A. I don’t know why I never opened my windows! Now I turn off everything.”

Kyra Kennedy Makes Formal Debut at Debutante Ball

Robert F. Kennedy Jr.’s daughter and great niece of the late President John F. Kennedy, Kyra, made her formal debut at the Bal Des Débutantes 2013 in Paris over the weekend.

The 18-year-old aspiring fashion designer looked radiant Saturday in a blue Christian Dior dress.

Cheryl Hines & Producer Husband Split Up

Cheryl Hines has curbed her enthusiasm for husband Paul Young.

After almost eight years of marriage, the actress, 44, quietly filed for divorce from Young, a producer and manager, on July 20, her rep confirms to E! Online.

The couple plans to share custody of their 6-year-old daughter Catherine Rose.