Admit it: You let out a big "awww" when you heard that Leonardo DiCaprio (aka Jack from Titanic) walked Kate Winslet (aka Rose from aforementioned Titanic) down the aisle at her third wedding. The Huffington Post rounds up 11 more celebrity co-stars who participated in each others' weddings:
- Victor Garber, who played Jennifer Garner's character's father on Alias, officiated her wedding to Ben Affleck in 2005. He then went on to star with Affleck in Argo.
- When Donald Faison got married this year, he did so at the home of his Scrubs co-star Zach Braff.
- Stanley Tucci and Steve Buscemi have been friends since co-starring in The Imposters in 1998, and Buscemi was Tucci's best man earlier this year when Tucci married Felicity Blunt.
- Jessica Biel and Mackenzie Rosman were in the wedding party when their 7th Heaven co-star Beverley Mitchell got married in 2008.
Click for the complete list
. (Read more Leonardo DiCaprio