Do you shop for....with one of you close friends?(girls)?

ok so ill probably go to the mall with one of my good friends tomorow but shes not going to be shopping because she has no $ but she still wnts to come to watch me shop?lol.i know.weired. but anyway, i was wondering if you shop for like underwear and bras with your closer friends? i mean i feel kinda weired shopping for that stuff because were 14 and yes i wear a thong because its embarrasing to have panty lines and its not like i show them off.(im just telling you because dont you think it would be weirder because she doesnt wear those adn ill be shopping in victoria secret PINK) all and i feel really embarred shopping for bras with her because my boobs are WAY bigger than hers. so do you shopp for....with....?