Can't tell the difference between a kangaroo and a rabbit

Cant't tell the difference between a kangaroo and a rabbit.

To be very inexperienced, synonym with the word "Rookie." May also refer to a lightweight alcoholic drinker that is way over the limit.

Say it inside a courtroom, the courtroom will show its true colors and intentions.

Can't tell the difference between a kangaroo and a rabbit.

From a cartoon of a guy that didn't know what a kangaroo was.

That guy from Looney Tunes thought he was boxing the Jackalope or a Giant Rabbit.

He was boxing a Kangaroo this entire time.