I'll be in the garage is a reference to the show "Rick and Morty where rick and his lover call it off. He gets home and tells his family how life is meaningless and says I'll be in the garage, where he has a attempt of suicide.
Jake: Are you okay dude? That break up was prettyharsh.
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).
Precedes or follows either a gratuitously disrespectful or honest remark, originated in New York City. Used in similar fashion to "no offense" or "to be honest," interchangeably.
Ya mans is wild buns, respectfully. Respectfully he's washed.
After school, The Modells on Jamaica Ave was active. Respectfully.