The Simpsons: Tapped Out Time Traveling Toaster, Road to Riches, Donut Day 2017 and 4th of July 2017 content update/Time Traveling Toaster and Donut Day 2017

"The documents were swapped, the messages decoded, and the world was saved (well most of it)! Now it's time to put away the shoe phones, pen blow darts, watch cameras, and other mail-order gadgets, and get back to civilian life in Springfield. But what could be next for your town? A face-paint focused collegiate experience? A temporal trip? A quicky wedding? Stay tuned for more characters, buildings and stories coming soon!"

- Update teaser on app stores.

"Missed anniversaries? Overslept children's recitals? Well you're never late when you can travel back in time! * Join in on the temporal fun with Homer and the gang as they uncover ancient artifacts, scientific specimens, bygone beasts and primordial people. Will Springfield be a site of historic hype or just a time paradox waiting to spin out of control? * This only works within the game. Please show up to work on time. Play today and find out!"

- Update description on app stores.

The Simpsons: Tapped Out Time Traveling Toaster and Donut Day 2017 content update is the main event of the Time Traveling Toaster, Road to Riches, Donut Day 2017 and 4th of July 2017 update and was released on May 30th, 2017. A preview of the event was released on May 24th, 2017 in the update.

May 30th Update (4.27; "4_27_TimeTravelingToaster")

 * The Splash Screen and App Icon were changed.
 * New Daily Challenges were added for the event.
 * The town center was changed to the Excavation Site.
 * A new ambience music was added.
 * A new row of land was added.
 * The decorations limit was increased to 10.000.
 * The Land Error message "Your land has encountered an error. Please contact support" appeared again for some users.
 * A new character group, Plant Workers, was added: Homer, Lenny, Carl, Smithers, Mindy, Frank Grimes, Ruth Powers and Zutroy.
 * A new character group, Excavators, was added: Lisa, Skinner, Cletus, Milhouse, Willie, Booberella and Blackbeard.
 * Wrecked Brown House and Coconut Babaloo were added to the buildings inventory group.
 * Coconut Babaloo was added to the businesses inventory group.
 * Happy Little Elf was removed from the characters inventory group.
 * Sailor Kumiko was added to the characters inventory group.
 * Princess Kashmir was added correctly to the characters inventory group.
 * Grampa Snowman, Destroyed Holiday Wheel and Hitching Post were removed from the decorations inventory group.
 * Premium versions of Giant Mushrooms, Giant Snake in a Tree, red and gold Medieval Banner and Guillotine were added.
 * Premium Giant Snake in a Tree and Homer's Workbench were added to the decorations inventory group.
 * Premium Giant Snake in a Tree was added to the nature inventory group.
 * Giant Snake in a Tree is now animated.
 * Homer, Lisa, Marge, Bart, Willie and Comic Book Guy's Sleep in Bad Dream House jobs are now premium.
 * Alley Mcballs and The Gridiron's task are now premium.
 * Hot Air Balloon was removed from the Krustyland premium and decorations store menu.
 * A bug not opening Mars Colony upgrade menu was fixed.
 * Some premium items were grouped in The Vault and are being offered in it with rebates randomly.
 * Shadow Knight was associated to the Shadow Knight's Throne.
 * Placing Sacred Parchment now yields 15 XP and has a 0.5% Bonus $ and XP.
 * Placing Giant Snake in a Tree now yields.
 * Say Cheers Pt. 1 now requires Springfield Dam to be started.
 * Gate to Nowhere is now animated.
 * Catacombs are no longer unique.
 * Placing Cactus Rock 1 now yields.
 * Explosives are no longer unique and now has 0.5% Bonus $ and XP.
 * Pig of Paradise Pen, Wooly Mammoth Pen and Land Octopus Pen no longer requires Exotic Petting Zoo.
 * Homer's job Play with his myPad was changed to Play With his myPad.
 * Homer's job Break into the Brown House and Watch TV was changed to Break Into the Brown House and Watch TV.
 * In Blessings of Guilt, "It was but a tiny effort to put some of my DNA into those vegetables, just as I added some Boobarella DNA into these lusty leafy vegetables." was changed to "It was but a tiny effort to put some of my DNA into those vegetables, just as I added some Booberella DNA into these lusty leafy vegetables.".
 * The store was reorganized.
 * Sailor Kumiko's icon was added.
 * In Baking Bread Pt. 6, when tapping on the objective Build the Old Abandoned Warehouse, it now takes the user to the Buildings section instead of Squidport.
 * Houseboat was added to the Houses store section.

May 31st Update ("4_27_TimeTravellingToaster_Patch1_PostLaunch")

 * A bug not awarding Cavernous Cave, Booberella and Cavernous Booberella once bought was fixed.
 * A bug allowing multiple taps on turtles during Insanity Cauldron minigame was fixed.

June 2nd Update ("4_27_TTT_Patch2_PostLaunch")

 * The bug not awarding specimens with the act prizes was fixed.
 * Excavation Site's payout was lowered:
 * Speciment's layer 1 base was changed from 70 to 47 and its range was changed from 38 to 25.
 * Speciment's layer 2 base was changed from 187 to 125 and its range was changed from 102 to 68.
 * Tachyon's layer 1 base was changed from 18 to 12 and its range was changed from 14 to 9.
 * Tachyon's layer 2 base was changed from 70 to 47 and its range was changed from 56 to 37.
 * Event Currency given per shovel was changed from 42 to 36.
 * Pin Pal and Rommelwood Academy's expired quest were disabled.
 * Event Currency dropped from time invaders was lowered from 7 to 5.
 * Daily Challenges' Event Currency payout was changed:
 * Small payout's was changed from 1.625 to 1.100.
 * Large payout's was changed from 2.850 to 2.000.

June 4th Update ("4_27_TTT_Patch3_PostLaunch")

 * A bug that awarded infinite Tachyons every time Homer Lizard, Darwin Fish, Wisecracking Parrot, Baby T-Rex, Raptor, Giant Screamapillar and Blackbeard were placed in town (after getting them or from storage) was fixed.

June 11th Update (Server Update)

 * Excavation Site's payout was raised:
 * Speciment's layer 1 base was changed from 47 to 52 and its range was changed from 25 to 28.
 * Speciment's layer 2 base was changed from 125 to 138, its count was changed from 6 to 7 and its range was changed from 68 to 75.

June 13th Update (Server Update)

 * Excavation Site's payout was changed:
 * Specimen's layer 1 base was changed from 52 to 61, its range was changed from 28 to 33 and its count range was changed from 2 to 3.
 * Specimen's layer 2 base was changed from 125 to 163, its range was changed from 68 to 88, and its count base and range were changed from 6 to 8.
 * Tachyon's layer 1 base was changed from 12 to 14, its range was changed from 9 to 11 and its count range was changed from 3 to 4.
 * Tachyon's layer 2 base was changed from 47 to 56, its range was changed from 37 to 44, and its count base and range were changed from 6 to 7.

June 16th Update (Server Update)

 * Excavation Site's payout was lowered, with Event Currency given per shovel changed from 36 to 31.