The root word of that translation is the word понеслась.
There are number of similar phrases based on this word having the same meaning, for instance:

• Понеслась душа в рай.
• Понеслась моча по трубам.
• Понеслась пизда по кочкам (this is obscene, I'm sorry).
• ...
• And just Понеслась.

The root word of that translation is the word понеслась.
There are number of similar phrases based on this word having the same meaning, for instance:

• Понеслась душа в рай.
• Понеслась моча по трубам.
• Понеслась пизда по кочкам (this is obscene, I'm sorry).
• ...
• And just Понеслась.

The word Понеслась could be translated as:

• Here we go.
• Let's start the party.