Sacoolas

To run away or hide from ones responsibilities after carrying out or being involved in a questionable or horrible act. Often done in a despicable way & would by most be considered as evil or the actions of a coward.

She’s done a Sacoolas.

The suspect didn’t face any repercussions as they did a Sacoolas rather than face the music.

Cummings

Setting the rules for everyone else but doing as you please yourself, against the rules. Never admitting you were wrong and simply being an arrogant tit.

He did a cummings when he told the rest of the country to stay at home but went to see his family. If he’d had stepped down it wouldn’t have mattered but he was too arrogant for that.