creator (47 episodes, 2008-2021)
writer (15 episodes, 2008-2021)
written by (6 episodes, 2007-2015)
writer/creator (1 episode, 2013)
writer (14 episodes, 2008-2021)
written by (7 episodes, 2007-2015)
writer/creator (2 episodes, 2015-2016)
(6 episodes, 2010-2013)
writer (1 episode, 2013)
(1 episode, 2013)
(1 episode, 2016)