Slice brie cheese into wedges. Using a pairing knife, cut cheddar cheese slices into the shape of 50. Thread cubes of cheddar and white cheddar cheese onto decorative toothpicks. Set aside.
Make two salami roses by placing a ring of salami on the lip of a round glass. Continue building up the salami by layering pieces on top of each other. Once the rose has achieved the thickness you like, flip the glass over and release the rose.
Add chocolate covered açai, black olives, pistachios, and popcorn to small serving bowls.
To assemble, place the sliced brie in the center of the board. Place a salami rose on each side of the brie.
Place the chocolate covered açai, black olives, pistachios, and popcorn serving bowls on and around the board.
Pile crackers around the brie cheese and on the outer edges of the board.
Place the cheddar cheese on toothpicks around the outer edges of the board.
Fill in the remaining spaces with grapes, blackberries, and dried mango.
Top the brie cheese with the number 50 cheese cut-out. Optionally garnish with non-edible disco balls. Serve immediately.