Should children who are eating hear kidush (yom kippur)/

Kevod HaRav can I jew who is not shomer shabbat say kiddush for other Jews? Will the other Jews be yotse?

Rabbi is one allowed to repeat kiddush for someone that cannot read for himself?

Kavod harav..Can we say kiddush on cognac or champagne? Do we say hagefen in both?

Are you allowed recite kiddush on whiskey or beer?

Are you allowed to use a plastic cup to recite kidush? And does doubling up cups help?