By Alexis Tereszcuk – Radar Entertainment Editor
The rock star and the bikini model hang together down under!
Brooklyn Decker and Rihanna have become fast friends and the two hung out on a boat cruising the Sydney harbor this weekend, and RadarOnline.com has the sizzling photos of their fun day in the sun.
The Sports Illustrated swimsuit model Brooklyn showed off her sizzling legs in a short red dress while Rihanna opted for the more casual short denim shorts to reveal her toned legs too.
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Both women are starring in the upcoming film Battleship and have been traveling the world promoting the new action flick.
Brooklyn wore her blonde tresses up in a pony tail and RiRi wore her long brown tresses down around her shoulders.
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They gorgeous girls were also joined by their co-star Taylor Kitsch on the luxury yacht while they relaxed for the day.
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