The first collectible is an elephant. It is in Tower 1-2 at the top of the level. Go through the ghost blocks to enter the room to the left. Then, shoot the torch on the right wall out. The elephant will spawn on the left torch. Jump into it to collect it.

The second collectible is a glass of beer. It is in Tower 2-3 in the boss fight with Thorrix. Defeat Thorrix and go over to the pipe on the left. Press down to enter the pipe. The glass of beer will spawn in the center of the boss stage.

This collectible is also available in 2-3's hard level equivalent.

The third collectible is a four-leaf clover. It is in Tower 3-2 (HARD) near the middle of the level. Defeat the bat on the ceiling and break the stone block on the right side of the screen. The four-leaf clover will spawn in place of the stone block

The fourth collectible is Captain Roast's helmet from Morphcat Games' previous game, Super Bat Puncher. It is in Tower 4-3 in the boss fight with the Bat Invaders. Upon entering the boss stage, wait until all the bats have collided with the stone blocks. The helmet will spawn in the center of the boss stage.

This collectible is also available in 4-3's hard level equivalent.