It's not momos since you all are Nepali atleast you could have known there is no plural of momo.Momo is momo not momos one plate of momo two plates of momo.
So what is the connection of them being Nepali and with the plural word momos... It's not an English class.. chill they are just having fun... You seems to be racist..
She is the problem that’s why everybody leaves, if a person is humble and kind hearted everybody would love to have them in their life but ye rowhi cringe hai or showoff karti hai she has no class so nobody wants to stick around withe her