The simple side braid is O-V-E-R. These days the stars are taking their strands one step further and turning it into a much more intricate look: the fishtail braid.
MTV star Angela Simmons and Rihanna are working two different variations of the same look; Angela's mane is a bit simpler with a deep off-center part, and Rihanna was spotted in Madrid with thick perfectly tousled bangs.
I don't have the energy to pull off such an elaborate hairstyle, but some say it's quite easy to achieve. Here's a detailed how-to + video on getting the look yourself! (And do let me know how it works out!)