Charlie Day told Merrimack College students in a graduation speech that he took a huge bet on himself when he turned down a chance to star in the Fox sitcom “Life on a Stick.”

“Do I do ‘Life on a Stick’? Or do I make another bet on myself?” Day said.

Day said his bet paid off big. “It’s Always Sunny in Philadelphia” is going into its tenth season and “Life on a Stick” was quickly canceled.

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“Don’t wait for your break, make your break,” the 1998 Merrimack graduate said. “Go make it happen for yourself.”

Day also said he was nervous as he watched numerous other commencement speeches, and was taking a risk by giving one.

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“I know I will be judged by all those who care to watch on YouTube,” Day said. “But my lesson is this, I don’t give a s—!”

Watch the speech: