Use 'get real!' when you want to encourage someone to accept the truth, however harsh it may be.

Encouraging Reality

'Get real!' is very informal and might be considered rude if used in formal settings or with strangers.

Informal Tone

This phrase can show frustration or annoyance with someone's unrealistic viewpoint or behavior.

Use 'get real!' to express disbelief and challenge ideas you find completely unreasonable or illogical.

It's a direct way to express skepticism and doubt about someone's claim or argument.