Big "NO!": When Megatron drops the bomb in the apple-bobbing trough.
Break the Cutie: She and Roméo are abducted in the middle of their wedding, and she watches helplessly as he dies in front of her.* Bolivian Army Ending: The final shot of the first film is her being picked up by Partygoer 3, presumably to be hung from the tree and killed.
Red Oni, Blue Oni: Contrast her worried, often frantic demeanor with that of the comparatively low-key Roméo.
Big Bad: Arguably, as he's the one who buys the piñatas and oversees the party (including hanging Romeo from a tree and siccing Partygoer 1 on him).
Partygoer 3
Portrayed By: Patrick Arikaki
The Faceless: All we ever see are his shadow and his hand.
Unknown Character: Though a barely explored explored presence in the films, it's heavily implied he's going to hang Julieta from the tree to be killed.
Cashier
Portrayed By: Luke Mason
Cake Baker
Portrayed By:
What Happened to the Mouse?: She's brought up once to show the party preparations underway, and is never shown or mentioned again.