The fooling around continued when Irina was seen posing for a snap with Cristiano and a friend lay down the press up position.
Irina highlighted exactly why she was a Sports Illustrated model with her curves on display in the bright orange bikini.
Just peachy: The model was seen leaning forward putting her pert rear on display
Irina showed off her fabulous figure in a bright orange bikini as she lapped up the sunshine aboard the luxury vessel.
She was seen cuddling up to the Portuguese football star while enjoying the beautiful weather.
Fooling around: Irina was seen giggling as she put her foot up towards the footballer's torso as if she was going to push him off the back of the boat (Read more and See more Pictures)
Nevertheless, the 24-year-old German stands as an example to many in the women’s game. This time last year she returned home after a first-round defeat, having dropped to 100 in the rankings. Now, after undertaking an intense fitness regime, she has rocketed into the top 10.
She showed off her svelte and petite figure in the pretty two piece while chilling out with Scotty, applying sun tan lotion on the sports star's back.
She later put on a pretty patterned cover-up, before sharing a kiss with her man, who wore a pair of brightly coloured shorts.
Heroes actress Hayden has been dating New York Jets star McKnight for the past year.
She then waited her turn to couple up with her man, getting strapped into the equipment before being launched of the back of the boat.
Hayden was wearing a pair of skimpy shorts and green bikini top - but her top half was largely covered by her bright life jacket.
Later she stripped down to reveal a matching pair of bikini bottoms as she soaked up the sun.
The handsome couple were seen working on their tans, but then put on swimming caps as they plunged into the sea.
Jessica, who has been dating Jenson since 2009, started off in a pink bikini, before changing into a blue swimsuit.
Their break came as Button admitted he was nervous about the weather conditions this weekend.
The supremely tanned and toned model also accentuated her muscular abdominal muscles with some very fine body jewelery draped around her tummy.
While Candice went for several dips with her beau, it didn't seem enough to cool the blonde beauty down, so she poured a plastic cup of water over her face as she sat on a sunlounger.
Following her day under the sun, Candice slipped on a black flowing maxi dress and headed off with friends to no doubt continue their Fourth Of July celebrations. (Read more and See more Pictures).
