Kachango My Mango - A messy and profane way to say something is great, like when

A messy and profane way to say something is great, like when your pet finally stops barking at the mailman.

Kachango my mango! My dog finally stopped barking at the mailman.

Kachango my mango! I got a 100% on my test and no one even cheated.

Kachango my mango! My friend gave me a free burger and it was the best one ever.