Amy Lee Amy Lee

Congratulations are in order for Amy Lee! The Evanescence frontwoman welcomed her first child with husband Josh Hartzler on Monday.

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"Our little cub, Jack Lion Hartzler, is here," the singer posted on Instagram. "I have never known the depths of my heart till now. The world just exploded into technicolor."

Check out the tyke's first photo below!

Lee wed Hartzler in 2007. The couple first announced they were expecting in January.

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