no in series  no in season                                             title               original air date  production code us viewers (millions)
0             21             1                                a doomed christmas              december 10 , 2011              121                 n / a
1             22             2            big dog on campus / dog 's best friend               january 16 , 2012              122                 n / a
2             23             3              monkey business / diary of a mad cat                 april 21 , 2012              125                 n / a
3             24             4               dudley do - wrong / puppy unplugged                    may 6 , 2012              123                 n / a
4             25             5                        freaky spy day / dog tired                   may 13 , 2012              202                 n / a
5             26             6                        top dog / quack in the box                   may 20 , 2012              124                 n / a
6             27             7                        lie like a dog / cold fish                   may 27 , 2012              126                   2.3
7             28             8                      pup daddy / candy cane - ine                   june 3 , 2012              201                 n / a
8             29             9  bark to the future / lights , camera , quacktion               october 13 , 2012              205                   1.8
9             30            10                             happy howl - o - ween               october 27 , 2012              210                   1.6
10            31            11                  bark to nature / mutts and bolts                 august 5 , 2013              213                   1.9
11            32            12                dog house / time waits for no mutt                 august 6 , 2013              203                   1.6
12            33            13                      hush puppy / quacky birthday                 august 8 , 2013              209                   1.8
13            34            14                           love bird / bluff puppy   october 20 , 2013 (nicktoons)              204                 n / a
14            35            15                      rat trap / agent of the year   october 27 , 2013 (nicktoons)              207                 n / a
15            36            16                           barking tall / bad eggs   november 3 , 2013 (nicktoons)              212                 n / a
16            37            17                      carbon copies / tuff cookies  november 10 , 2013 (nicktoons)              214                 n / a
17            39            19                          tuff choices / sob story                 tba (nicktoons)              208                 n / a

Table as JSON:
{"no in series":{"0":21,"1":22,"2":23,"3":24,"4":25,"5":26,"6":27,"7":28,"8":29,"9":30,"10":31,"11":32,"12":33,"13":34,"14":35,"15":36,"16":37,"17":39},"no in season":{"0":1,"1":2,"2":3,"3":4,"4":5,"5":6,"6":7,"7":8,"8":9,"9":10,"10":11,"11":12,"12":13,"13":14,"14":15,"15":16,"16":17,"17":19},"title":{"0":"a doomed christmas","1":"big dog on campus \/ dog 's best friend","2":"monkey business \/ diary of a mad cat","3":"dudley do - wrong \/ puppy unplugged","4":"freaky spy day \/ dog tired","5":"top dog \/ quack in the box","6":"lie like a dog \/ cold fish","7":"pup daddy \/ candy cane - ine","8":"bark to the future \/ lights , camera , quacktion","9":"happy howl - o - ween","10":"bark to nature \/ mutts and bolts","11":"dog house \/ time waits for no mutt","12":"hush puppy \/ quacky birthday","13":"love bird \/ bluff puppy","14":"rat trap \/ agent of the year","15":"barking tall \/ bad eggs","16":"carbon copies \/ tuff cookies","17":"tuff choices \/ sob story"},"original air date":{"0":"december 10 , 2011","1":"january 16 , 2012","2":"april 21 , 2012","3":"may 6 , 2012","4":"may 13 , 2012","5":"may 20 , 2012","6":"may 27 , 2012","7":"june 3 , 2012","8":"october 13 , 2012","9":"october 27 , 2012","10":"august 5 , 2013","11":"august 6 , 2013","12":"august 8 , 2013","13":"october 20 , 2013 (nicktoons)","14":"october 27 , 2013 (nicktoons)","15":"november 3 , 2013 (nicktoons)","16":"november 10 , 2013 (nicktoons)","17":"tba (nicktoons)"},"production code":{"0":121,"1":122,"2":125,"3":123,"4":202,"5":124,"6":126,"7":201,"8":205,"9":210,"10":213,"11":203,"12":209,"13":204,"14":207,"15":212,"16":214,"17":208},"us viewers (millions)":{"0":"n \/ a","1":"n \/ a","2":"n \/ a","3":"n \/ a","4":"n \/ a","5":"n \/ a","6":"2.3","7":"n \/ a","8":"1.8","9":"1.6","10":"1.9","11":"1.6","12":"1.8","13":"n \/ a","14":"n \/ a","15":"n \/ a","16":"n \/ a","17":"n \/ a"}}