And while everything seemed picture perfect, an ongoing feud between Clint, 82, and his wife Dina reportedly threatened to ruin the big day.
The actor and his second wife had not been photographed together since November 2011 before the wedding, and apparently ‘did not speak much’ during the occasion.
Feuding: Clint and wife Dina, who were last pictured in public together in November 2011, were reportedly frosty to one another at Clint's daughter's wedding on Friday
‘Alison’s mother Maggie Johnson was over the moon, but in my opinion, Clint did not look happy.’
The publication claimed that the couple, who have been married for 16 years, had a huge row over Dina’s reality TV show Mrs Eastwood & Company.
Keeping to himself: The Hollywood heavyweight allegedly barely spoke to Dina during the celebrations and 'kept a low profile'
Not happy: Clint reportedly was not happy with Dina's reality TV show Mrs Eastwood & Company
The 20 friends and family members who were guests at the small ceremony then enjoyed a meal in a private area of the Saddle Peak Lodge restaurant.
While there, the source said that ‘Clint played with his food a bit and tried to be polite to guests but otherwise he kept a very low profile.’
The insider added: ‘In fact, when guests at the end of the table started knocking back too much red wine and getting a bit rowdy, Clint was noticeably annoyed.’
Tying the knot: Alison Eastwood married Stacy Poitras in front of just 20 friends and family members in Calabasas
Doting dad: Clint has seven children by five different women. Alison, 40, is his third eldest
Alison, 40, chose a 1930s inspired white wedding dress while her husband wore a grey suit, and Clint also wore a simple suit for the occasion.
The couple’s three dogs served as ring bearers in place of bridesmaids.
Clint has had seven children with five different women, but Dina is only his second wife. He was previously married to Maggie Johnson, Alison’s mother, from 1953 to 1984.
Former marriage: Clint was married to Alison's mother Maggie Johnson, who he is seen with in 1974, from 1953 to 1984. Dina is his second wife