Oh yeah, because I love the thought of some girl trying to flirt with you and looking at you like she's trying to figure out the best way to- to turn you into putty! Squishy girl-putty for her to play with and keep all to herself. It makes me feel all fuzzy inside.

[ spoiler: Rachel really is paranoid of some other girl grabbing his attention but she's not admitting to anything. and instead of answering his question or entertaining the idea of sharing kisses with him, she's just going to take another big sip of milkshake. sssssssip. also maybe tipping her head back to rest on his shoulder again after she lets the straw go. ]