Lady & Peebles

"Lady & Peebles" is the nineteenth episode in the fourth season of Adventure Time.

Synopsis
Princess Bubblegum and Lady Rainicorn look for Finn and Jake, who are missing after a run-in with the Ice King.

Plot
When Princess Bubblegum and Lady go on a quest to find Finn and Jake who have been lost since a battle with the Ice King. Lady and Bubblegum go into a dark cave where three heart signatures are recorded on The Princess's heart signature machine, thought to be Finn, Jake, and Ice King. They both go into a realm where they are attacked by an army of evil hands. They escape, but when they do, Lady and Princess Bubblegum are surprised when some giant eyes open and shoot laser beams at the two. Lady is hit and injured, unable to fly.

Bubblegum carries Lady into a another dark relm as they walk in, Ricardio returns, making a warning continued to throw a heartless Ice King on the floor along with Finn and Jake, who are poisoned by Zanoits. Bubblegum fights and defeats Ricardio, warning him to never return.

Two days later, Finn, Jake, Ice King, and Lady Rainicorn are healed, in the Candy Kingdom's Castle's Hospital. Princess Bubblegum has shown Finn and Jake that she made a new heart for Ice King. She walks over to Lady Rainicorn and they have a brief conversation. She then tells everyone that she is pregnant, Jake replies, " Um, Puppies?" and then the episode ends.

Major characters

 * Finn
 * Jake
 * Lady Rainicorn
 * Princess Bubblegum
 * Ice King
 * Ricardio

Minor characters

 * Snail

Videos
Video:"Lady & Peebles" Animatic|Animatic Adventure Time - Lady and Peebles (short preview)|Short Preview Adventure Time Lady and Peebles (long preview)|Long Preview

Trivia

 * This is the first episode to completely focus on Princess Bubblegum and Lady Rainicorn.
 * This is the second episode where Princess Bubblegum and Lady are seen communicating with each other. The first was in "Video Makers," at the start, where Finn and Jake were giving away drinks.
 * This is the second time Princess Bubblegum saved Finn and Jake. The first time she saved them was in the episode "Dungeon."
 * This is the second time Lady Rainicorn is shown to fight, first was "My Two Favorite People."
 * Young Princess Bubblegum is seen in the title card.
 * In the promotional art, Lady Rainicorn is seen with some orange stripes, although in the show she has not been seen with orange stripes since the original animated short.
 * In the title card, Finn and Jake are scratched out in the photos. This may be to emphasize how the episode is focused on Princess Bubblegum and Lady Rainicorn or it may represent the fact that Finn and Jake are missing.
 * Also, it seems like the photos are in Ricardio's dungeon, so it could have been Ricardio scratching out Finn and Jake from the photos he's collected
 * This is the second time that Princess Bubblegum has been seen fighting. First was in "Dungeon."
 * This is the third time we see Princess Bubblegum riding Lady Rainicorn. The first in the opening theme song, and the second was in the episode "What Have You Done?".
 * Some of the names of Princess Bubblegum's inventions are based off of Dr. Seuss' inventions.
 * Cinnamon Bun is seen on the title card.
 * Lady Rainicorn is revealed to be pregnant.
 * Lady is seen using her intangibility again, first shown in Creeps.
 * Lady Rainicorn speaks English without using a Universal Translator for the first time at the end of the episode.
 * This is Ricardio's first appearance since the season one episode, "Ricardio the Heart Guy".
 * Ricardio briefly calls Ice King "Simon", a reference to Ice King's real name "Simon Petrikov".
 * The Ice King's new heart contains maracabeans.
 * On the guide for Cartoon Network, the title is misspelled. Instead of "Lady & Peebles', it's spelled "Lady & Pebbles".
 * This is the first time Princess Bubblegum was seen fighting in a hand-to-hand combat.
 * If you notice on the heart monitor it shows Lady's babies behind them, showing that there are 5 of them.
 * Princess Bubblegum appears to mention Lemongrab when criticizing Ricardio's creation of Biomass.