With Instagram video and Twitter photos, actor-comedian Kevin Hart announced that he has proposed to his girlfriend of five years, aspiring model-actress Eniko Parrish, at her 30th birthday party amid family and friends. "She said YEEEEESSSSS......" Hart tweeted Monday. "Priceless....I hit her with the sexy nervous lip bite move at the end of my proposal," he added Tuesday with a photo of his nervous-looking self presenting her with the engagement ring. "I said YES!!!!! To the most amazing man in the world," Parrish tweeted Tuesday.