Olympic Duo

Olympic Duo is an alliance formed in Total Drama Around the World.

The Great Chinese Race
Sadie asks for an alliance with both Alejandro and Zoey off screen at different times and they both agree.

Egyptian Torture
When it is announced that her team's reward was to eliminate someone from the Underdog Unicorns, she tells both of her allies to eliminate Staci. Later at the elimination ceremony Staci is eliminated.

Korean Pop Quizzing
Sadie's alliance with Alejandro is majorly focused on when they both continue their conflicts with Eva. They both want to eliminate her and when their team loses, they both tell each other off screen to eliminate her at the ceremony. Sadie then tells her other alliance mate, Zoey, to vote for her too. Eva is then eliminated later that night after her alliances voted her off in the re-vote.

Icey Antarctica
Sadie begins to target Harold after he blabs about a fake alliance with her and Alejandro. Zoey almost loses her trust in her and in the alliance but Sadie saved it after she convinced her that Harold was obviously lying. She then tells Alejandro to eliminate next time Harold they lose and he reluctantly agrees.

Jamaica Man!
After her team loses the challenge, she immediately tells her alliances to vote off Harold so he can finally leave. Harold is eliminated later at the elimination ceremony with three votes.

Indian Dance
After Harold's departure, Sadie convinces herself to eliminate Zoey. She tells Alejandro this and he agrees.

Australian Rivals
Sadie tells Alejandro that Zoey definitely needs to go after Commando Zoey is released. After her team lost again, she tells Alejandro to vote for Zoey and that's what they both do until Chris announces that the winners of the challenge will eliminate someone from the Outstanding Olympians. Sadie is surprisingly eliminated at the elimination due to her new enemy voting for her and getting her eliminated.

Gladiatorial Finale!
Sadie creates an unofficial alliance with Alejandro to eliminate Amy and make sure she doesn't win the finale. Throughout the challenge they help each other out and almost succeed until she is eliminated from the challenge.

Trivia

 * They both returned to compete in the next two seasons.