An ode to old school Americana yet thoroughly modern, you just can't go wrong swiping on a classic red lip while wearing true blue denim. Of course the most stylish stars have ushered in the look time and time again. Whether it's Gwen Stefani's signature femme fatale red pout and roomy boyfriend jeans, or Rihanna's RiRi Woo-painted lips and second skin denim, we're taking notes on these ultra-chic combinations.
![Harper's BAZAAR Celebrates "ICONS By Carine Roitfeld"](https://hips.hearstapps.com/hmg-prod.s3.amazonaws.com/images/gettyimages-601725362-1534336995.jpg?crop=1.00xw:0.752xh;0,0.0216xh&resize=480:* "Harper's BAZAAR Celebrates "ICONS By Carine Roitfeld"")
