I am scared my bf will back out of our wedding.... we don't have a date or anything..... he just…

I am scared my bf will back out of our wedding.... we don't have a date or anything..... he just said he wants to sign papers and have a big party !!!!! I keep asking him details and he keeps saying I don't know.... I'm just exctied..... now I'm scared he won't marry me.... maybe I'm being paranoid.... he came to me in the kitchen. and kissed me and said... u know what I was just thinking..... OUR WEDDING DAY :)