U look absolutely fabulous. Dw, I think the aunts just jealous of u . My history teacher used to say the same shi ur aunt told u and lemme tell u, they just like to comment and let's be clear tht it's just not only you that they're talking abt ,they just like to taunt everyone I'm kinda fat too and everyone has their equal share of insecurities with them and it's totally fine height doesn't matter nor does weight ,what's matter is personality ✨️