1 of 54When our mum dressed us in matchy-matchy sisterly combos, we struggled to cope with the shame-ups.
But AnnaLynne McCord and her sister are going for it loud and proud with their same bikini, blinging jewellery and sunnies as they soak up the sun.
But who looks best? We can't decide on who's trying to upstage the other...
Click on to check out more potential sibling rivalries.
Find all the latest about your favourite star
Social bookmarking allows you to save and categorise a personal collection of bookmarks and share them with others. This is different to using your own browser bookmarks which are available within your web browser.
Use the links on the left to share this page on the social bookmarking site of your choice.
Read more about social bookmarking at: Wikipedia - Social Bookmarking