Bootstrapping

To plus one your own self to an event, usually resulting in social exile.

Derived from the saying: 'Pull yourself up by your bootstraps,' as it involves paradoxically gaining entrance to a party through means possible only if oneself is already invited.

Ricky got kicked out after he tried bootstrapping his way into the party.

I'll be doing that!

A sarcastic expression of false compliance to instructions.

Kevin: can you please do me a favour and give this to Jack?

Mark: I'll be doing that!