Step #1 Line a 9" pieplate or cakepan with plastic wrap; set aside.
Step #2 Combine first 3 ingredients in a mixing bowl; beat at medium speed of an electric mixer until smooth.
Step #3 Spoon mixture into prepared pieplate; spread evenly to edge.
Step #4 Sprinkle top with sliced pecans.
Step #5 Combine 2 packages cream cheese, Camembert cheese (including rind), blue cheese, & Swiss cheese in a medium mixing bowl; beat at medium speed until smooth.
Step #6 Spoon mixture over pecans into pieplate; spread evenly to edge.