Last week, Gigi Hadid turned 21 and had a pretty epic birthday celebration.
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It's been a week, but things are far from over. Gigi has taken her party on the road, traveling to Vegas to continue the legal-drinking-age antics.
All the most important people showed up, like her boyfriend Zayn Malik...
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... her best friends Taylor Swift...
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... and Kendall Jenner...
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... all to sing to her over a massive cake featuring her picture.
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Happy birthday (again), Gigi!
Related: The Fashion Transformation of Gigi Hadid
