A trifecta
When you have three things going perfectly at the same time. Like winning the lottery, getting laid, and getting a free pizza.
I had a trifecta today: I got a raise, I won a bet, and I ate a whole pizza by myself.
He had a trifecta: got a new car, got a new girlfriend, and got a new job.
She had a trifecta: passed her test, got her allowance, and got a free soda.