How do u tell your mom and dad that u have a bf but u r really embaressed?

my mom and dad alweays tease me bout boys like hu is it that u like and they will name some boy names then they will like say amanda and ______ sitten in a tree and stuff then they will like say i cant wait till u bring one of ur bf's home so i can tell them ____ and tell them _____ and then see how embaressed u get then . wat should i do how can i tell them like hu im dating and stuff