All of the Toppins in the level are located in Pizzamarts, each simply being on the path.
Gerome is located in the third room of third section of the level, in upper left corner. To get to him, the player needs to dash through Breakable Blocks. The door to the treasure
is located in the room right after Pillar John. The player needs to super jump right next to first wall on the right to get to it.
Secrets
In the fourth room, right after the checkpoint. The player needs to run across the wall at Mach 3 to reach this secret.
Located in the fifth Pizzamart, near its end. The player needs to run into the wall on the right at Mach 3.
Located at the second room of the third segment. The player needs to first get the Firemouth transformation, then get back to the beginning of the room to break through TNT Block.