The Plastics are back in the long-awaited follow-up to the smash hit Mean Girls - and now the clique is more fashionable, funny and ferocious than ever.The Plastics are back in the long-awaited follow-up to the smash hit Mean Girls - and now the clique is more fashionable, funny and ferocious than ever.The Plastics are back in the long-awaited follow-up to the smash hit Mean Girls - and now the clique is more fashionable, funny and ferocious than ever.