People who only show up at church on Christmas and Easter, the only two times a year where church attendance seems ‘mandatory’.
Better set up more chairs in the sanctuary so all the C and E folks have a place to sit.
C and E is casino slang for a bet on “Craps and Eleven”. Observable at any casino where there is a Craps table.
Give me C and E for 100 and put the rest on a hard ten