Step 1: Combine Dry Ingredients - In a large mixing bowl, whisk together the all-purpose flour, cake mix, baking powder, baking soda, and salt until well combined.
Step 2: Add Sprinkles - Gently fold in the rainbow jimmies or confetti sprinkles into the dry mixture.
Step 3: Mix Wet Ingredients - In another bowl, whisk together the melted butter, buttermilk, milk, eggs, and vanilla extract until well blended.
Step 4: Combine Wet and Dry Mixtures - Pour the wet ingredients into the dry ingredients. Gently mix until just combined.
Step 5: Preheat the Griddle - Heat a griddle or non-stick skillet over medium heat. Lightly grease it with butter or cooking spray.
Step 6: Cook the Pancakes - Using a ¼ cup measuring cup, pour the batter onto the hot griddle. Cook until bubbles form.
Step 7: Flip and Finish Cooking - Carefully flip the pancakes and cook until golden brown. Transfer to a plate and keep warm.
Step 8: Prepare the Frosting - In a small bowl, beat together the powdered sugar, softened butter, half & half, vanilla extract, and almond extract until smooth.
Step 9: Serve and Enjoy - Serve the funfetti pancakes warm, drizzled with the frosting, and topped with extra sprinkles if desired.