Gigi and Bella Hadid head out to celebrate Bella's 21st birthday and we're seriously in love.
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This Week's MUST-SEE Photos From The World Of Music

10. Gigi and Bella Hadid head out to celebrate Bella's 21st birthday and we're seriously in love.
We knew that these two were stunners but looking happy and relaxed as they headed out to celebrate Bella's birthday, the Hadid sisters looked like they were in their element. With Gigi in a baby blue jumpsuit and Bella keeping things chic in a black dress, they were show-stopping without even having to be on the runway. Picture: Splash