Using a standing mixer, beat the butter, powdered sugar, heavy whipping cream, and vanilla until combined, creamy and holds a peak
Scoop 1 1⁄2 C of frosting into a separate bowl and mix in a few drops of neon pink food coloring
Mix several drops of black food coloring into the remaining frosting
Take the cookie scoop and scoop a mound of frosting onto the cupcake
Flip cupcake upside down and lightly press the cupcake down to make the frosting to flatten into a thick disk
Continue step with the rest of the cupcakes and frosting
Place the cookie sheet into the freezer for 10 minutes
Combine the sprinkles into a bowl
Peel the cupcake from the silicone mat and roll the cupcakes into the sprinkles
Take the piping bag and scoop the pink frosting onto one side of the piping bag
Scoop the remaining black frosting onto the other side of the piping bag
Pipe a dollop of frosting into the center of the cupcake
Place a fondant skull piece into the frosting dollop