Well I personally have never tried it. I have a friend who had a tomato clown, and put in a maroon clown, and the tomato tore it apart.
As far as getting them in the same tank; I would say it depends on your tank size. HTH
- 2 Percula Clowns
2 Emerald Mithrax Crab, 5 Nassarius Snails, 3 Astrea Snails, 1 mexican turbo snails, 1 Chocolate Chip Star, 1 Peppermint Shrimp, and 27lbs of LR
2lbs tonga branch and 25lbs fiji rock
Maiden's Hair, Calerpa, and Red Kelp macro algae.