What's the next Gintama Arc

http://www.zerochan.net/1038098#full

Well since you asked.... Courtesan of a Nation (Ikkoku Keisei)!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! So exciteddddd I cannnn't hideeeeeee it. I mean come on! IT IS MY FAVORITE ARC!!!!! THE AWESOMWNESSSSSSS < so awesome it needs to be spelled wrong XD. 

*  by the way is does any one know how to change tumblr back to the way it was. I hate how they sectioned each post in a box and and definitely hate how they sort it by most popular post than most recent.