Hello everybody i am new to this forum I have had a Fish for 3 years not including how old it was at the pet store.. I don't know what breed it is. Because in three days It's shape and body coloring Tottally changed if any one can help me please!!!!! Is she/ he sick i have had ( pepper) too long it can't die now also

I have an Orand i got for at least 3 months it is sick though i have saved it numerous time from swim bladder Goldilox just keeps getting it back can any one help??? and 1 more thing

i bought two new fish about a week ago they are orandas
2 Days ago Goldie was (not dead) but floatng at the top of the tank Mucho my new Oranda kept bumping Goldie ....?? Is this a fight or breeding or somthing better .... is Mucho trying to help!!!!Pleas Help me


thanx