Breeding Shugabush monsters in the popular mobile game My Singing Monsters can be an exciting endeavor for players looking to expand their monster collection. Shugabush monsters are a unique hybrid breed in the game, combining elements from both Shugabush Island and other islands. Here's a step-by-step guide on how to breed Shugabush monsters:

1. Unlock Shugabush Island: Before breeding Shugabush monsters, you need to unlock Shugabush Island. This usually requires reaching a certain level in the game and fulfilling specific requirements.
2. Have the Required Monsters: To breed a Shugabush monster, you need two specific monsters from different islands. Typically, you'll need a combination of monsters from Ethereal Island and Plant Island.
3. Place the Monsters on Shugabush Island: Once you have the required monsters, place them on Shugabush Island in breeding structures such as Breeding Trees or Breeding Pens.
4. Wait for Breeding to Complete: Breeding in My Singing Monsters takes time. You'll need to wait for the breeding process to complete. The breeding time varies depending on the monsters you're breeding.
5. Hatch the Egg: Once the breeding period is over, you'll receive an egg. Hatch the egg to reveal your newly bred Shugabush monster.
6. Upgrade Structures (Optional): Upgrading your Breeding Structures can increase your chances of successfully breeding rare monsters, including Shugabush monsters. Consider upgrading your structures if you're having difficulty breeding Shugabush monsters.
7. Repeat the Process: If you're aiming for specific traits or variations of Shugabush monsters, you may need to repeat the breeding process multiple times until you achieve the desired result.

Remember, breeding in My Singing Monsters involves a degree of randomness, so patience and persistence are key. Enjoy the process of experimenting with different combinations of monsters and discovering new breeds, including the elusive Shugabush monsters.

So, to address your query directly, "how to breed Shugabush," follow these steps: unlock Shugabush Island, have the required monsters, place them on Shugabush Island, wait for breeding to complete, hatch the egg, and optionally upgrade breeding structures for better chances.