For each s'more, spread fluff on a graham cracker and top with a second making a sandwich. For fluffernutters, spread fluff on one side and peanut butter on the other and sandwich together.
Freeze each "sandwich" 20 minutes.
Melt chocolates and dip each s'more.
Drizzle on extra chocolate, if desired.
Lay on wax paper and pop in the fridge until set.