Lady Gaga [1] and Taylor Kinney's casual goodbye kiss [2] is the least casual goodbye kiss you've seen. The gorgeous couple locked lips after grabbing sushi at Nobu in NYC on Monday. As Taylor leaned in, Lady Gaga puckered up with passion and rested her hand on his muscular shoulder. (Sure, he was wearing a blazer, but we're already very familiar with Taylor's shirtless physique [3]). Read on to see the engaged duo's sweet smooch, which is undoubtedly one of Lady Gaga and Taylor's cutest moments [4].