I was searching youtube and ran across this video of RBP living peacefully with tetra. I have been thinking of doing this for a while but am scared that the tetra would become food. Anybody ever try this? I'm amazed. 
http://www.youtube.com/watch?v=Kw4JY5DtvF8

http://www.youtube.com/watch?v=Kw4JY5DtvF8