That same day, the newly 24-year-old model-actress attended Carine Roitfeld’s CR Girls Book Signing at Bookmarc with fashion designers Marc Jacobs and Georgina Chapman and models Lily Donaldson, Amina Blue and Jordan Barrett.
“#Birthdayweek thanks @antoniettecosta for the photo!!,” Kate captioned with her Instagram post. “I’m so happy to have my friends and family with me today! 💋”
Kate‘s birthday party was organized and hosted by Carine Roitfeld!
FYI: Kate is wearing Wolford‘s Jamaika String Body in black under her Jenny Packham sheer gown.
15+ pictures inside of Kate Upton celebrating her birthday in New York City… More Here! »