Charlize Theron and son, Jackson
08/12/2013 at 10:00 AM EDT
Talk about a couple of bathing beauties.
celebrated her 38th birthday on Aug. 7 by enjoying a Hawaiian vacation with her 17-month-old son, Jackson
star opted for a red bikini and sunglasses, while Jackson preferred to frolic in a diaper as he played with a snorkel mask.
The actress got an early jump on her birthday festivities
by enjoying a dinner party with friends in Rome at Antica Pesa
At the meal, she sipped red wine and dined on a selection of Roman staples including prosciutto and mozzarella, cacia e pepe and amatriciana pastas.
Later that evening, Theron and her friends switched to Champagne as the group sang "Happy Birthday" to her and ended their Italian feast with a cake topped with candles.