you're in like in in win

This is when you getting something good is a lock, a gift, a sure thing, or a guarantee cause you have an inside connection. BUT you're not a clown - you actually deserve and have earned this opportunity. You know it's gonna happen and it's wonderful!

Gary: "I need this to happen. He has two degrees, he will be in a separate department than me, and he has more energy than an ADHD kid in a VR simulation."
Mary: "He does seem to exceed all of the qualifications for this position. I'll gladly call him and say you're in like in in win! Now let's go smoke a fat one and then wreck that vending machine! There's Hot Fries and Spicy Peanuts!"