The 19-year-old makeup maven got her birthday celebration started this afternoon on a boat in crystal blue water.
While she was surrounded by pals, Tyga seemed to show up late to the party.
The warrant was issued after the 26-year-old missed a court date in relation to a dispute with his former landlord.
Earlier in the day, Tyga dedicated an Instagram post to his lady, and of course, bought her a new car. Again.
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