Treehouse Idol (Mr. Guard Meets Bindi the Jungle Girl)

Treehouse Idol is

The Guards of Shining Time Station UK

 * 1) Mr. Guard 1 (Ringo Starr)
 * 2) Mr. Guard 2 (Michael Angelis)

The Irwin Family

 * 1) Bindi Irwin (Herself)
 * 2) Robert Irwin (Himself)
 * 3) Terri Irwin (Herself)
 * 4) Steve Irwin (Himself)

Team Steven Spielberg

 * 1) Buster Bunny (Charlie Adler)
 * 2) Yakko Warner (Rob Paulsen)
 * 3) Felix the Cat (Charlie Adler)
 * 4) Freakazoid (Paul Rugg)

Team Rikochet

 * 1) Rikochet and El Rey (Carlos Alazraqui and Michael Donovan)
 * 2) Kevin Whitney and Krypto (Alberto Ghisi and Samuel Vincent)
 * 3) Al Smith (Tom Kenny)
 * 4) Shaggy Rogers and Scooby-Doo (Matthew Lillard and Frank Welker)

Team Ketchum

 * 1) Ash Ketchum and Pikachu (Sarah Natochenny and Ikue Ohtani)
 * 2) Mary and Togepi (Kerry Williams and Satomi Korogi)
 * 3) Tracey Sketchit (Craig Blair)
 * 4) Brock (Bill Rogers)

Team Hawkins

 * 1) Virgil Hawkins (Phil LaMarr)
 * 2) Osmosis Jones (Phil LaMarr)
 * 3) Jonny Quest (Jason Marsden)
 * 4) Omi (Tara Strong)

Team Avalon

 * 1) Sakura Avalon (Carly McKillip)
 * 2) Shareena Wickett (Tara Strong)
 * 3) Daemona (Jocelyn Loewen)
 * 4) Molly O! (Chantal Strand)

Team Sonic

 * 1) Sonic the Hedgehog (Jason Griffith)
 * 2) Amy Rose (Lisa Ortiz)
 * 3) Miles Tails Prower (Amy Palant)
 * 4) Knuckles the Echidna (Dan Green)

Team Turtles

 * 1) Leonardo (Michael Sinterniklaas)
 * 2) Raphael (Frank Frankson)
 * 3) Donatello (Sam Regal)
 * 4) Michelangelo (Wayne Grayson)

Team Pac

 * 1) Pac-Man (Scott McCord)
 * 2) Spiral (Samuel Vincent)
 * 3) Jason (Richard Ian Cox)
 * 4) Skeebo (Matt Hill)

Team Larson

 * 1) Sandra Larson (Lisa Ortiz)
 * 2) Misty (Michele Knotz)
 * 3) Felicia McCoy (Lisa Ortiz)
 * 4) Zoe Drake (Kether Donohue)

Team Rae

 * 1) Meilin Rae (Nicole Oliver)
 * 2) Mayuko Kiyokawa (Rachael Lillis)
 * 3) Yolanda Harrison (Susan Laney Dalton)
 * 4) Samantha Benson (Kerry Williams)

Team Dexter

 * 1) Dexter (Candi Milo)
 * 2) Eddy (Tony Sampson)
 * 3) Courage the Cowardly Dog (Marty Grabstein)
 * 4) Numbuh 1 (Benjamin Diskin)

Team Tennyson

 * 1) Benjamin Tennyson (Yuri Lowenthal)
 * 2) Zak Saturday (Ogie Banks)
 * 3) Prohyas Warrior (Kyle A. Carrozza)
 * 4) Rex Salazar (Daryl Sabara)

Thomas Stories

 * 1) Saved From Scrap
 * 2) Thomas and Trevor