Fer vs John and Gunder (tickle worship belly)

After John tickle Gunder, and Fer tickle John and Gunder, the next step is belly button. Fer decides to play, no options, they cant do anything because Fer is so anxious to taste Gunder belly button and make them horny asking for more.So start tickle with toothbrush, playing with small things in John belly, but finally Fer cant wait and lick both belly button.They get horny and finally they beg for more.