Adventure Time Season 5 Episode Titles

Here is the list of tentative episode names as put out by Pendleton Ward:

1014-105 Finn the Human

1014-106 Jake the Dog

1014-107 Five More Short Graybles

1014-108 Up a Tree

1014-109 All the Little People

1014-110 Bad Little Boy

1014-111 Jake the Dad

1014-112 Davey

1014-113 Mystery Dungeon

1014-114 Little Dude

1014-115 All Your Fault

1014-116 Vault of Bones

1014-117 The Great Bird Man

1014-118 Simon and Marcy

1014-119 Puhoy

1014-120 A Glitch Is a Glitch

1014-121 One Last Job

1014-122 Princess Potluck

1014-123 BMO Lost

1014-124 James Baxter the Horse

1014-129 Shhh

1014-130 The Suitor

1014-131 The Party’s Over, Isla de Senora

1014-132 Another Five Short Graybles

1014-133 LSP Gets Robbed

1014-134 Only Wizards Allowed

As you can see, we get two more Grayble episodes, Jake's puppies are born, Finn the Human and Jake the Dog are the first two episodes on the 12th, the finale takes place in Wizard City, BMO has at least one episode (maybe two depending on the glitch episode) and most important: an episode about Simon and Marceline.  Bad Little Boy is the genderswap with Fionna and Cake.

Source: http://adventuretimeart.frederator.com/post/34847035669/on-the-verge-of-season-five-hey-sports-fans