I think for some feedees (and many feeders) the gaining process itself is the fun part. An instantaneous gain would spoil it. 
If I had a girlfriend who wanted to gain, I'd help her fatten up and keep the magic-weight selection power in reserve in case she got too fat and couldn't lose it.
      If I had a girlfriend who wanted to gain, I'd help her fatten up and keep the magic-weight selection power in reserve in case she got too fat and couldn't lose it.
    9 years
      
       
                       
      