Matthew McConaughey: Labor Day Beach Boy: "

Matthew McConaughey and his pregnant girlfriend, Brazilian model Camila Alves, take their son, Levi, 14 months, to enjoy the beach on Labor Day (Tuesday, September 7) in Malibu, Calif.

The couple is expecting their second child late December/early January.

Over the weekend, Camila and Matthew hit up the Malibu Chili Cook-off Carnival, where they had a good time on the rides and took home a few prizes.

15+ pictures inside of Labor Day beach boy Matthew McConaughey…