Lopez, who turned 44 today, will apparently host a dinner for 100 friends at Nammos in Southampton, reported the New York Post.
Guests expected are Leah Remini, Rachel Zoe, Benny Medina, Fat Joe, Kourtney Kardashian, French Montana and girlfriend Khloe Kardashian.
'Dancing With the Stars' champ Maksim Chmerkovskiy, whom Lopez has been linked to since her split with Casper Smart, presence in the party is not being confirmed yet.