This is part of a special gift from  dragonien for  Nuclear_Fusion

The first part by  dragonien can be found here: http://www.furaffinity.net/view/5230343 and it features Nuclear_Fusions character receiving a little package which transforms him from human to fox.

The second part by  Greggrth can be found here:
http://www.furaffinity.net/view/5232483/
http://www.furaffinity.net/view/5232487/
This time after being turned into an anthro fox he gets another little surprise in the form of a great deal of muscle growth.

Mine is the third part which features his character receiving yet another surprise as he suddenly starts to grow mere moments after checking out his new muscular body.