The stars are out to celebrate Kaia Gerber's birthday celebration! the Billie-Eilish singer along with her sister Finneas went to the

Billie Eilish, Paris Jackson, & More

nightclub Offsunset to celebrate the model's 21st birthday celebration at the end of the weekend (September 3.) located in Hollywood, Calif.

Others in attendance included Kaia's sister Presley Gerber, Camila Morrone, Evan Ross, singer Madison Beer, and rapper Roddy Ricch.

Kaia's birthday celebration was one of the first occasions Camila 25, who is 25 years old, was seen out after

it was revealed earlier in the week, that she and her boyfriend Leonardo DiCaprio had broken up after four years of being together.

Just after the news was announced an insider disclosed the possible reason for the two breaking up.

Billie Eilish, Paris Jackson, & More Stars at Kaia Gerber's Party