Sticker
A Sticker is an unlockable reward available throughout the Chibi Robo series. There are a total of thirty stickers in the Chibi-Robo! game. Some stickers are unlocked by completing certain conditions or tasks throught the game, while some other stickers are unlocked by completing that certain character's storyline.
List of Stickers:
Giga-Robo: Revive him.
Telly: Sit on the doorstop or the mushroom in Jenny's room and listen to Telly.
Chibi-Door: Open all of them and collect all of the money within.
Utilibot: Create all of them.
Frog Ring: Find all ten and give them to Jenny.
Frog: Squirt water on Frieda, bring Fred back to her, and do the rain dance ritual with them.
Bluebird: Feed the cookie crumbs, nectar, and super eggplant to him.
Mr. Prongs: Find him with the Chibi-Radar and dig him up with the spoon.
Drake Redcrest: Help him use the Great Twin Blizzard technique on the aliens.
Sophie: Scare her while she has her love letter to Drake Redcrest, and he will come to her rescue and take the letter.
Free Rangers: Complete all of their training and get Memphis from Tao.
Plankbeard: Find all four of his crew members and see him off in the backyard at night.
The Great Peekoe: Give him the snorkle and goggles while he is in the fish bowl.
Sunshine: Give him the legendary nectar.
Mort & Princess: Defeat Sunshine on his nectar rampage and get them two together.
Dinah: Give her all the blocks and revive Funky Phil.
Funky Phil: See Dinah's above.
Queen Spydor: Defeat her.
Hot Rod: Get an S rank on the Chicken game.
Space Scrambler: Get an S rank on the Space Scrambler race.
Cooking: Cook burgers one time.
Kid Eggplant: Unbury him from the tree top.
Primopuel: Get him from Jenny's piano, give him to Mr. Sanderson, and play with him.
Tamagotchi: Get it where Giga-Robo used to sit, give it to Mr. Sanderson, and play with it at night.
Chibi Robo:Park Patrol
There are also stickers in chibi robo park patrol.
Flower: Beat Miasmo.
Green Space: Get all Green Spaces.
Cartridge: Get all Cartridges.
Happy point: Get 9,999 happy points without converting them to watts.
Visitor: Get 130 visitors.
Combo: Get 30 combos in a row.
Francois: Help Francois lose his strings
Bull: Help Bull get his color back
Molly Mapleleaf: Help her become a real tree.
Tampa: Help him change jobs.
PopFizz: Get Pop and Fizz back together.
Chassy: Give her a tune-up.
Kid Kombo: Get all the dances.
Surfing: Do Pop and Fizz's minigame without hitting a can.
Paper Plane: Throw the paper plane 3,000 chibits.
Tennis Ball: Catch the tennis ball 10 times total.
Flower Shop: Give the flower guy 250 Flowers.
Trick Bench: Go on the trick bench every day.
Trampoline: Bounce 2,000 chibits high.
Cannon: Shoot Chibi robo 2,000 chibits far.
Bowling: Get 33 points in bowling.
Swing: Fly 100 chibits.
Smogling Bash: Get 130 points.
Trick Bar: Go on the trick bar every day