That's Luigi's classic 'Oh Yeah' voice line from the Mario games. It's his go-to exclamation when he's pumped up or celebrating, and it's become iconic enough that people use it for basically anything where you need a quick victory or hype moment.
That's Luigi's classic 'Oh Yeah' voice line from the Mario games. It's his go-to exclamation when he's pumped up or celebrating, and it's become iconic enough that people use it for basically anything where you need a quick victory or hype moment.