[T.B. Yoits]

Badges? We don't need no stinking badges.

[T.B. Yoits]

"Don't piss down my back and tell me it's raining."

[missthethunder]

“Badges? We don’t need no stinking badges.”

https://m.facebook.com/reel/995697243150285/?referral_source=native_in_feed_unit

[T.B. Yoits]

"I'm not a doctor but I play one on TV."

"He's not a manager/director/executive/etc but he plays one on TV."

(Yes, it's from a television commercial but it's common in workplaces when someone's sitting in a role but has no clue how to do the job and so might as well be an actor).