Season 1 · Episode 5
Gravity Falls
Dipper is invited by Wendy and her teen friends on a trek that leads to an abandoned convenience store that may be haunted.

Literally 'the fat prize', originally referring to the top lottery prize. Used broadly in everyday speech to mean hitting the best possible outcome in any situation.
Used to describe people or things that are fashionable, socially current, or have good social energy. Very common in everyday Latin American Spanish speech.
Literally 'water-party' (someone who throws water on the party). A compound noun used as an invariable noun or adjective to describe someone who spoils the fun.
Diminutive of 'tonto'. The -uelo suffix softens the insult, making it sound more teasing than genuinely harsh, often used between people who are close.
Literally 'hit that (hand)', used to invite someone to slap palms in celebration or greeting. A fixed phrase; the meaning is not obvious from the individual words.
Literally 'don't leave me hanging'. Used when someone reaches out for a high-five or handshake and the other person does not respond, but also used figuratively for being left waiting or ignored.
Literally 'tadpole'. Used to refer to a small child or a physically small young person, often with a dismissive or teasing tone.