Do You Believe in Reincarnation?

Literally anatomical; idiomatically means to treat someone very badly, to shaft someone. Used when someone feels betrayed or exploited.

Highly offensive when directed at someone in anger; can also be affectionate between very close friends. Context is everything. In this episode it appears exclusively as an insult.

A very strong insult directed at a person. Sometimes abbreviated to 'hdp' in writing. Between close friends it can occasionally be affectionate, but in this episode it is always aggressive.

A colloquial, mildly dismissive word for someone who looks unimportant or insignificant. Not particularly offensive, more self-deprecating or mock-insulting. Distinctly informal.

'Cagando leches' is the standard form; 'cagando melodías' is a humorous euphemistic variant used here, softening the phrase slightly for ironic or comic effect. Both convey urgency: do it immediately, as fast as possible.

Literally refers to male anatomy but is a fixed idiom meaning to irritate or bother someone, often used in the imperative: '¡No me toques los cojones!' Also used to express that someone is wasting your time.