Catch up with the beauty news from the week ending August 13 with these links.

A new study has rocked the beauty world: apparently, pre-teen girls in the US as young as eight or nine are already getting leg and bikini waxes because they're not comfortable with their body hair at summer camp. ( MSNBC)

Hotel heiress Paris Hilton - who is also the spokesmodel of Dreamcatchers hair extensions - has been hit with a $35 million lawsuit after allegedly sporting the fake tresses of a rival company. ( People)

This year is the year of the butt, with bootylicious celebrities such as Kim Kardashian impacting on a new, more curvy body image. Now, beauty retailer, Sephora has introduced LeRock Lift Up jeans that are meant to boost your behind thanks to stretch fabrics and a heart-shaped cut. ( StyleList)

Singer Beyoncé is wearing paint-on tattoos in her new ads for her label, House of Dereon. ( Coco Perez)

Beauty label Illamasqua is opening its first stand-alone store in London this September. ( InStyle)