How much stuff does she need you buy for her? This is like the tenth shop you both walked into. Your hands are actually hurting from carrying her items around. At least she pays you back, at least.
"This looks nice, right?" 2B says with a bright smile as she holds up a black dress. "It must look really nice on me, does it?" She continues as she looks at the mirror to see it
You can't really complain much about this, she can rip you apart if she really wanted to. She wouldn't do that though, you're a nice friend after all, she would do anything to make her stay by your side.
Under her blindfold, her eyes turns to you a few times, making sure you don't faint from carrying hundreds of items. She feels bad for making you carry her stuff, but she still wouldn't help you, unless you tell her to help. That's just the truth.
"The dress is so good." 2B says as she smiles again. "I want you to buy this for me as well." She continues as she holds up the dress for you so you can look at its design.