Austin Butler & Girlfriend Kaia Gerber Make Rare Outing for Opening Night of 'Oh, Mary' on Broadway

Kaia Gerber and Austin Butler enjoy a rare public date night as they attend the opening night of Oh Mary! on Broadway in New York City

Kaia Gerber cuts a stylish figure as she beats the heat in bright yellow top and summery white skirt during outing in New York

Kaia Gerber bares her midriff in white tank top while grabbing vegan salad bowl during NYC heat wave