When you see b) in texts or tweets, it’s usually a sideways smiley face wearing sunglasses — a low-key flex or a chill vibe in emoji form. It fits casual chats where you want to signal cool confidence or light sarcasm, like post-meme reactions or laid-back group chats. It’s less about love or laughter and more about that subtle “I’m in on the joke” energy, perfect for when words just don’t quite capture your mood.