Jennifer Lopez spent her 46th Birthday in an Extremely Hot Dress with Casper Smart

What is age for Jennifer Lopez? Nothing! The famous star had a birthday party on Friday. She is 46 years old now. Despite the age, the singer rocked a see-through gown with a barely there cut-out.

Friends of the “Booty” performer and Casper Smart, her on-and-off love, came to wish “Happy birthday” to Jennifer. The event took place at 1OAK in Southampton (NY).

The singer held Smart’s hand when the couple entered the nightclub. Her nails were painted white. Lopez had her locks of shoulder length in lose waves.

As to her partner, the 28-year-old Fake Off host, he put on a white shirt and a blue jacket.

Benny Medina, Lopez’s long-time manager, prepared a delicious cake for the star. Jennifer enjoyed her day at the dance floor.