The "Self destruction phase" is a phase in which people suddenly become distant or plain assholes with multiple of their so-called friends. This typically happens in High School.

A phase mainly 12vies fall into these days. This phase is a phase that dresses and face itself like their Lord and Saviour, Ronald McDonald. The only meals they'll eat is McDonalds 24/7, cuz why not.
They even fantasize Ronald McDonalds and make heaps of fan fiction cuz that's what their purpose life is.
They Claim that it is NOT a PHASE.

A phase in different situations where you are treated like shit and nobody gives a fuck about you.

When you love this song for a couple days but later you realize it sucks.

The point of inebriation that immediately follows the “tingle phase” but precedes the “drool phase.”

The phase in a woman’s life (usually in there 20s) when they live by themselves and only have to pay for their own expenses. This is a time where women do what they want with little to no obligations, except maybe their job. It’s called the small milk phase because this is when a woman only has to buy their own food. Therefore they opt for the small containers of milk (like a quart) instead of a gallon.

When a male realizes "he" has been given a female name, Gender Change Phase is the process "he" goes through to accept that fact.